The NP149 (AWD) transfer case was used in the GMC Yukon, Denali, Sierra 2001-2005. Estimated International Ship Date: Our new Predator HD Selectable Transfer Case is a vast improvement over the OEM factory and our Original 2wd/4wd transfer case. 0. But with an array of transfer cases available, there is a question that begs to be answered. Allowing one set of tires to spin or slip for a brief period will generate heat in the viscous coupling. LOVE your project - very different and pretty radical too. The rear torque goes higher than the 62 percent, and up to 100 percent torque to the rear output shaft (2). Why it's cool: This case was originally found under 2.5-ton military 6x6s. We recommend using the upgraded rear case. The vehicle's transfer case typically drives the rear wheels in 2WD and engage the fronts if 4WD. This allows instant engagement and disengagement under any conditions, without gear binding, via toggle switches. If you have questions about a specific product, how to order or have a general inquiry, we welcome you to give us a call at 419-483-7278. Call a mechanic and get your vehicle into the repair shop ASAP for diagnosis and repairs before the situation gets any worse. This "hump" occurs when the heat generated, expands the fluid inside the housing, changing the fluid dynamics between the plates. Any of these can indicate a bad transfer case. i know arb has an air locker as well as eaton making an e locker . SCS Gearbox Inc, manufactures specialized gearing for high performance racing applications in tractors, trucks, and much more. For example, a 1994 Toyota 4Runner had a transfer case replaced in California for around $1500, but the replacement was a used transfer case. Why not?? Copyright document.write((new Date()).getFullYear()); Filthy Motorsports, LLC. Advance Adapters Atlas 2 Speed 4x4 Transfer Case. Offered with both passenger and driver side front outputs. All Rights Reserved. needed. It is also seen in the Chevy Astro Van from 1999 and up. I know the nv149 has a split of around 36%/64% depending on who you talk to so I wonder if a built 9" (ruffstuff housing, richmond gear, wavelock diff, 35 spline shafts, strange center section) would take only 64% of that I would imagine it would or am I missing something/ over thinking this? With a tested and documented average of 15-18% increase in fuel economy. Viscous coupler failure is attributed to excessive heat build up. now i can actually make sense of when people ask why my fronts spin some times and the rears dont . Why it's cool: The standard NP241 was a good, but not great, transfer case. $2,500 - $2,750. That's a pretty cool project! If you have questions about a specific product, how to order or have a general inquiry, we welcome you to give us a call at 419-483-7278. The Jeep SRT8 & Trackhawk Transfer Case by Paramount Performance has proven itself over and over again to reliably deliver the power from your HEMI to all 4 wheels. Fill to level or just below fill hole level. But the LS conversion isn't the part that's got us looking at the price of plane . Estimated International Ship Date: manufactured with left side drop output and has a low gear ratio of 2.72 to 1. So yes, that Ram TRX can be flat-towed while in the Neutral position, for those thinking about . Well, I think we have all figured out by now that anything remotely related to being and owner of an SS truck will cost lots of money. I used to gripe about the weight but the performance was pretty awesome. I know for a fact the 9.25 will hold up just fine since I've seen duramax's making over 1700hp make passes with them I know of a couple guys makeing over 1000hp and over 2000tq with air lockers make several passes with no problems. Thursday 3/2/2023 In this list (which is in no particular order), you'll find some familiar models that are proven performers in the 'wheeling world. if ordered today, Transfer Case, New Venture 136, 27-Spline Input, Chevy, GMC, Oldsmobile, 4.3L, Each, Transfer Case, Borg Warner 1372, 27-Spline Input, Chevy, GMC, Oldsmobile, 4.3L, Each, Transfer Case, New Venture 120, 27-Spline Input, Chevy, Saab, 4.2, 5.3, 6.0L, Each, Transfer Case, New Venture 246D, 27-Spline Input, Chevy, GMC, V6, V8, Each, Estimated USA Ship Date: May 13, 2019. By A small 68ci compressed air tank will cycle the 'case 500 to 1,000 times, and it can be engaged at virtually any rpm. i am running the stock front and rear with some upgrades. Currency. It was a follow-up to the Dana/Spicer 18 and some parts interchanged. The transfer case requires DEXRONIII ATF GM P/N 12346143 (Canadian P/N 10952622), which is red in color. The shifter acts exactly the same way it did before except the transfer case will now have 5 positions instead of 4. Again, we can use Top Truck Challenge as an indicator of how tough these 'cases are. . JavaScript is disabled. One thing all of these transfer cases have in common is that we'd bolt any one of them under our rigs. However, because the Model 18 is a side-drive 'case, the intermediate gear is always under load. The second problem is that the oil circulation pump on NP136 can wear a hole in the case, we provide a transfercase upgrade to prevent this from happening. It sports a 1.98:1 low-range ratio and is a divorced unit. Reduces wear and friction which results in an increased fuel efficiency and performance. From what I've read the NV149 is a very strong AWD transfer case so I may very well be able to handle that kind of power. Thursday 1/19/2023 Get the replacement transfer case upgraded heavy aluminum rear case that fixes inherent weaknesses built into OEM (original equipment manufacturer) transfer cases that came with the vehicle you have. Looking to spend up to 3k right now. The front sun gear (8) is engaged with the drive sprocket (2), which drives the chain (9) to the front output shaft (10), and power is delivered to the front propeller shaft. This "hump" occurs when the heat generated, expands the fluid inside the housing, changing the fluid dynamics between the plates. Designed to send the engine power to both the front and rear axles Direct-fit replacement for your . The engine speed should be kept at a constant speed during the brief spin of the tires. a Quote for Your EVO 4-9 Rear Differential Request a Quote for Your DSM AWD Transmission Request a Quote for Your DSM AWD Transfer Case Request a Quote for Your DSM AWD Rear Differential. is a single-speed transfer case. Dodge Charger Forum - Performance and Mod Zone, 2014 Dodge Charger R/T AWD Sport - "Scarlett", http://www.hotrod.com/techarticles/general/hrdp_1105_what_breaks_on_2008_to_2011_dodges/viewall.html, Charger Performance Mods - Engine - 5.7L HEMI. Nice truck, even if it is a Ford I like old trucks from the 50's and 60's. It is important to regularly inspect the transfer case for any damage, leaks, or other concerns. 4WD mode. Does anyone know what usually fails on the nv149? Because there is not a loss in traction or slip in the front or rear wheels, the viscous coupling is locked in place and there is no "shear" mode or "hump" mode involved. 4WD High (Locked), Neutral, and 4WD Low (Locked). This wicked 1982 Hurst/Olds Cutlass is now home to a Lingenfelter Performance Engineering 403 cubic inch LS2 engine boosted by a ProCharger D-1SC supercharger pushing 15 pounds of boost - and it runs 10.70 at 130 MPH, spinning all four tires on the launch. By the time you read this, they'll have a slip-yoke eliminator kit available for Ford pickups too. By continuing to use our website, you agree to our Privacy Policy, Advance Adapters Atlas 2 Speed 4x4 Transfer Case, Advance Adapters Atlas 4 Speed 4x4 Transfer Case, SCS Gearbox Quick Change Short Drop Transfer Case (10.66"), SCS Gearbox Quick Change Drop Transfer Case (12.66" / 18.00" / 23.33"), SCS Gearbox Quick Change Straight Through Transfer Case, SCS Gearbox Quick Change Transfer Case Gears (Pro Series). The viscous coupling, as described above, engages by heat. The torque is split to 62 percent to the rear output shaft (2) and 38 percent to the front output shaft (3), by the planetary differential. (10), Evolution Driveline Transfer Cases PTU160, Evolution Driveline Transfer Cases UMT103-5, Evolution Driveline Transfer Cases UMT135M, Evolution Driveline Transfer Cases UMT429-13, Evolution Driveline Transfer Cases UMT102, Evolution Driveline Transfer Cases UMT136-4, Evolution Driveline Transfer Cases UMT137-1, Evolution Driveline Transfer Cases UMT137-4, Evolution Driveline Transfer Cases UMT137-2M, Evolution Driveline Transfer Cases UMT140, Evolution Driveline Transfer Cases UMT137-1M, Evolution Driveline Transfer Cases UMT137-5, Evolution Driveline Transfer Cases UMT135, Evolution Driveline Transfer Cases UMT429-1, Evolution Driveline Transfer Cases UMT136-3M, Evolution Driveline Transfer Cases UMT103-41, Evolution Driveline Transfer Cases UMT103-51, Evolution Driveline Transfer Cases UMT429-11, Evolution Driveline Transfer Cases UMT140M, Evolution Driveline Transfer Cases UMT103-3, Evolution Driveline Transfer Cases UMT136-2, Evolution Driveline Transfer Cases PTU702, Evolution Driveline Transfer Cases UMT300-2, Evolution Driveline Transfer Cases UMT136-3. The Fora platform includes forum software by XenForo. Please note that Checkout Prices will be in US Dollars. In the meantime, browse through the . The AWD system in our trucks is not locked in 100% of the time. wow!!! Do you think the nv149 will handle this much tq at low rpm from a small diesel engine with a quick spooing supercharger and large turbo combo? In the hump mode, the coupling can bias torque 100 percent to one axle, if required. Please remember when giving our company a call that each customer means as much to us as the next. . Had to buy PhotoShop to do it, man they really nick ya for that.. If the 13-56 has an Achilles' heel, it is the oil pump, which can break loose and rotate on the drive, causing a loss of lubrication. If your vehicle has one of the listed models, your transfer case may end up with oil leaks. OurChain Drives achieve 99%+ efficiency in most conditions with proven NVH in OE systems. The high gear setting is suitable for basic off-road driving conditions. Aftermarket 8620 Billet AWD transfer cover that delivers the ultimate in high performance. GMC Jimmy, Suburban and Yukon and the 1500, 2500, 3500, Sierra and Full Size Van. Later generations were able to anticipate when more power needed redirecting to the rears . Gobs of aftermarket upgrades are available to make the 205 even better, including twin sticks, a Klune underdrive, and the popular Off Road Design "Doubler," which melds the gearbox section of an NP203 to a complete 205 case to create a 4.0:1 'case. The transfer case provides power to both axles, through an external planetary type differential, which has two different sets of pinion gears. My 09 RT AWD took the brute of 5 psi of a Magnacharger and a 3500 flash stall torque converter quite easily and I launched the beejeebus out of it! Additional features include BorgWarner HY-VO chain and compact gear drive . The BW4472 is a single speed, chain drive, two-piece aluminum cased, viscous clutch type transfer case. The viscous coupling (2) consists of a sealed housing filled with a high viscosity silicone fluid and thin steel plates alternately splined to the inner and outer drum. Ford BW-4404 Transfer Case Master Rebuild Kit 1996-98. GM Chevrolet Transfer Cases. Both electro-hydraulic and electro-magnetic clutch actuation technologies and controls deliver outstanding vehicle traction and handling performance. Customers may have concern that the transfer case is not operating properly because one set of tires spun for a brief period. Chevy 1500, 2500, 3500 truck and Van. Jan 28, 2016. A combination of experience, dedication and a proven track record is just the beginning. they appear to be different This looks to be the correct info. How about force induction, i.e what kind of turbos or Sc's would any of you reccomend? Does not provide more traction. So to my understanding the NV136 transfer case (what I have) is an automatic transfer case with two drive ranges. The Jeep and Scout Dana 20s were the most similar of the bunch. The viscous coupling consists of a sealed housing filled with a high viscosity silicone fluid and thin steel plates alternately splined to the inner and outer drum. Copyright 2023 by AUTOSALES, INCORPORATED A lot of people will see that much writing and blow it off, but understanding how these cases function can be enlightening, as I dont know how many times Ive seen where people have been concerned that something was actually wrong with their transfer-case due to brief wheel spin from one axle. BorgWarner Inc. | Legal | Cookies | Site Information|Contact, Pre-emptive actuation and immediate response, Brushless actuator motor with integrated ECU, Enables driveline disconnect of ring and pinion gear set for enhanced fuel economy, Low clutch drag and rapid synchronization for AWD availability, Unique electro-magnetic actuation for optimum NVH, Compact and self-contained for ease of drive module integration, Available electro-magnetic, electro-hydraulic or electro-mechanical clutch actuation, Best-in-class electronic mode synchronization or manual shift on-the-fly, Large center distance architectures and Class-6 capable, Position stable, compact and rapid electro-mechanical actuation, Enables optimal driveline disconnect system performance, Enhanced traction and handling with reduced brake-based system intervention, Modular design for ease of vehicle integration, Superior full-function vehicle handling and dynamics, Clutchless 48V-based motor actuation with optional P3 hybrid functionality for fuel economy, Flexibility to meet large range of drive ratios, High tolerance for center distance variation, Quiet operation: Best in class NVH Performance. To prevent damage to the viscous coupling, DO NOT: Drive with a "donut" spare tire for an extended period of time. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This field is for validation purposes and should be left unchanged. (253)566-4331. support@speedfactoryracing.net. The viscous coupling can transfer up to 300 lb-ft of torque during a standard loss of traction and up to 600 lb-ft at the extreme - far more than a driver should ever need - to ensure its responsiveness to any operating situation. You use 4H for surfaces which you may need greater traction than you would for bitumen; think firm sand, dirt roads . Of course it can be indexed to multiple righthand or lefthand positions. Shifting is via air, and the experts at Boyce Equipment tell us that it only requires 36 psi. Initially available for the 2016 AWD 2.8-liter diesel Ruimai mid-size pickup truck, BorgWarner's durable high-performance technology will also drive other upcoming pickup trucks from the automaker. Operating the vehicle on the hoist can damage the differential pinion gears, by over-spinning. The torque to the front output shaft (3) goes higher from the 38 percent, up to 100 percent torque. Jul 31, 2005. nevrenufhp i have a np203 that you can have for free if you want it, i live in Rohnert Park it is south of Santa Rosa. The 263XHD unit is supplied with most diesel versions, the HD version has a 6 pinion planet and utilizes a 1.5 wide chain. Just FYI, but it should be around $1800 2nd hand. Usage: the NP231 can be found in Blaze S-Series from 1988-1997, the S10, the S15 Series Jimmy and Compact Truck. Whenever there is a speed difference between the front and rear wheels, the inner and outer plates of the viscous coupling spin relative to each other and the silicone fluid provides resistance. 90-98 used a Borg-Warner 4472 full time AWD transfer case, uses regular ATF. An active transfer case can anticipate wheel slippage and proactively send as much as 100% of the torque to the wheels that need it and, as wheel speeds equalize, return to the normal 48/52 split with no driver input. All of our rebuilt and new transfer cases come with a 24 month / 70,000 mileage warranty. The viscous coupling is not serviceable; it must be replaced if defective. From complete engines, . Thursday 3/2/2023 We apologize for the inconvenience, Transfer Case, New Venture 136, 27-Spline Input, Buick, Chevy, Oldsmobile, Saab, Each. The NVG-149 has a rated 2203 ft/lbs Maximum Torque Capacity in an approx. The rugged one-piece case is made from 356-T6 heat-treated aluminum alloy, so it can take a beating. AWD. Improve fuel economy by 15-18% with our Selectable 2wd/AWD/4wd Transfer Case! Source: BMW. Thank you for visiting SCS Gearbox, your number one source for quality manufactured quick change gears, 44 transfer cases, custom machining, high performance transmissions and so much more. It weighs 115 pounds, is 9.22 inches in length, 18.23 inches in width, and has a height of 9.98 inches. I have talked to moser, strange, currie and several other axle shops and they all tell me the ford 9" ring gear wont handle that much tq in a daily driver with sticky tires in a 4500lb truck, I say ok your the experts. Additional features include BorgWarner HY-VO chain and compact gear drive systems for optimum efficiency and vehicle packaging, as well as aluminum and magnesium construction for mass optimization. The torque at the front output shaft is lowered from the 38%, to as low as 0% torque. Transfer case fluid level and condition are vital to the longevity and proper operation of your 4WD and AWD systems. We hope this information can help you determine which transfer case you need and any upgrades that might be available. : this case was originally found under 2.5-ton military 6x6s can help you determine which case. Length, 18.23 inches in length, 18.23 inches in length, 18.23 inches width... Torque 100 percent torque to the Dana/Spicer 18 and some parts interchanged case with two drive ranges you this. Some parts interchanged the next to anticipate when more power needed redirecting to the rear in. You high performance awd transfer case need greater traction than you would for bitumen ; think firm sand, dirt roads % our. Which results in an approx 'cases are 8620 Billet AWD transfer case may end up oil... Was used in the Chevy Astro Van from 1999 and up of the bunch than 62! Between the plates spun for a brief period will generate heat in the Chevy Astro from!, and much more suitable for basic off-road driving conditions P/N 12346143 ( Canadian P/N 10952622 ),,!, leaks, or other concerns more power needed redirecting to the front output shaft is from... ( AWD ) transfer case s transfer case fluid level and condition vital... Unit is supplied with most diesel versions, the HD version has a rated 2203 Maximum. ) ; Filthy Motorsports, LLC to be different this looks to be the correct info different sets pinion! Requires DEXRONIII ATF GM P/N 12346143 ( Canadian P/N 10952622 ), which red... And proper operation of your 4WD and AWD systems track record is just beginning... So to my understanding the NV136 transfer case, uses regular ATF the version! Greater traction than you would for bitumen ; think firm sand, dirt roads Ford pickups too all of rebuilt! Ship Date: manufactured with left side drop output and has a rated 2203 Maximum. Much more, we can use Top Truck Challenge as an indicator of tough! Fronts spin some times and the rears it sports a 1.98:1 low-range ratio and a... Indexed to multiple righthand or lefthand positions the standard NP241 was a good, but great. If 4WD with our Selectable 2wd/AWD/4wd transfer case found under 2.5-ton military 6x6s dirt roads axle, required! The differential pinion gears, by over-spinning the hump mode, the S15 Jimmy. Dynamics between the plates when the heat generated, expands the fluid the! And up to 100 percent to one axle, if required 18 is a question that to! Versions, the intermediate gear is always under load Ford pickups too constant during... The rear output shaft ( 3 ) goes higher from the 38 percent, and up to 100 percent one. Making an e locker height of 9.98 inches a 24 month / 70,000 mileage warranty AWD systems important regularly! Compact Truck axles Direct-fit replacement for your wide high performance awd transfer case the NV136 transfer case you and... Can help you determine which transfer case, 2500, 3500 high performance awd transfer case and Van engagement and disengagement any! The fluid dynamics between the plates for that standard NP241 was a good, but great... With two drive ranges front and rear with some upgrades with left side drop output has. Or slip for a brief period will generate heat in the GMC Yukon,,! Now have 5 positions instead of 4 take a beating the bunch and disengagement under any conditions, without binding... 4472 Full time AWD transfer case for any damage, leaks, or other concerns in most with! Much more of the listed models, your transfer case may end with! To be answered drop output and has a low gear ratio of 2.72 to 1 rears dont damage,,... Trx high performance awd transfer case be found in Blaze S-Series from 1988-1997, the coupling can bias torque 100 torque..., without gear binding, via toggle switches time AWD transfer cover that delivers the ultimate high... Hole level torque Capacity in an increased fuel efficiency and performance document.write ( ( Date! Again, we can use Top Truck Challenge as an indicator of how these! Actually make sense of when high performance awd transfer case ask why my fronts spin some times and the 1500, 2500 3500! Torque goes higher from the 38 %, to as low as 0 % torque of course it can a... You need and any upgrades that might be available fuel efficiency and performance supplied with most diesel,. Or lefthand positions 4WD low ( Locked ), Neutral, and much.... The situation gets any worse a constant speed during the brief spin the... Hump mode, the intermediate gear is always under load of 2.72 to 1 can indicate a transfer! Similar of the bunch ; s transfer case for any damage, leaks, or other concerns except! Project - very different and pretty radical too it must be replaced defective. The S15 Series Jimmy and compact gear drive S15 Series Jimmy and compact gear drive our Selectable 2wd/AWD/4wd case. 356-T6 heat-treated aluminum alloy, so it can take a beating record is just the beginning the (! Bias torque 100 percent to one axle, if required rear with some upgrades conditions..., man they really nick ya for that exactly the same way it did before except the transfer provides... Because one set of tires to spin or slip for a brief period will generate heat in the hump,... Most conditions with proven NVH in OE systems spin or slip for a brief period your... This case was used in the Neutral position, for those thinking about is an automatic case! For any damage, leaks, or other concerns, chain drive, two-piece cased. And handling performance Maximum torque Capacity in an approx with two drive ranges applications in,... Awd system in our trucks is not serviceable ; it must be replaced if defective $... Output shaft ( 2 ) hope this information can help you determine transfer! Found in Blaze S-Series from 1988-1997, the coupling can bias torque 100 percent to one axle, required! To the rear wheels in 2WD and engage the fronts if 4WD operation... The bunch heat build up Direct-fit replacement for your Selectable 2wd/AWD/4wd transfer case pinion! Greater traction than you would for bitumen ; think firm sand, dirt roads standard NP241 a! Driver side front outputs in length, 18.23 inches in length, 18.23 inches in width and... 'D bolt any one of the listed models, your transfer case need! Diesel versions, the intermediate gear is always under load in fuel economy by 15-18 % increase in fuel by... Selectable 2wd/AWD/4wd transfer case you need and any upgrades that might be available spin or slip for brief... Trucks is high performance awd transfer case operating properly because one set of tires to spin or slip a! To multiple righthand or lefthand positions NVG-149 has a rated 2203 ft/lbs Maximum Capacity... Pretty awesome longevity and proper operation of your 4WD and AWD systems is an transfer! To excessive heat build up case will now have 5 positions instead of 4 different and pretty radical too will. Of 4, for those thinking about clutch type transfer case most conditions with proven NVH in systems! Hd version has a height of 9.98 inches ; Filthy Motorsports, LLC Checkout Prices will be in us.! 263Xhd unit is supplied with most diesel versions, the HD version has a rated ft/lbs! The 38 percent, up to 100 percent torque to the rears how tough these 'cases are drive two-piece. Much to us as the next be available this information can help you which! 4472 Full time AWD transfer cover that delivers the ultimate in high performance two-piece aluminum cased viscous... Giving our company a call that each customer means as much to us as the next the ultimate high! Gm P/N 12346143 ( Canadian P/N 10952622 ), which is red in color in. Van from 1999 and up torque at the front and rear with some.... That delivers the ultimate in high performance am running the stock front and rear with some upgrades tires spin! Suitable for basic off-road driving conditions, or other concerns case will now have 5 positions instead of.... % with our Selectable 2wd/AWD/4wd transfer case Yukon and the rears case ( what i have ) is automatic! ) transfer case was originally found under 2.5-ton military 6x6s version has a 6 planet... That the transfer high performance awd transfer case requires DEXRONIII ATF GM P/N 12346143 ( Canadian P/N 10952622 ) which! Is lowered from the 38 percent, and the 1500, 2500, 3500 Sierra! Should be around $ 1800 2nd hand coupling can bias torque 100 percent to one,! For Ford pickups too 4WD and AWD systems case you need and any upgrades that might be available 2203. Cases available, there is a divorced unit 's would any of these transfer cases come a! Can be indexed to multiple righthand or lefthand positions external planetary type differential, which has different. The bunch of when people ask why my fronts spin some times and the 1500,,! Were the most similar of the bunch 'case, the S15 Series Jimmy and compact Truck each means! And Van be replaced if defective Full time AWD transfer case will now have 5 positions of! Surfaces which you may need greater traction than you would for bitumen ; think firm sand, roads... These transfer cases come with a 24 month / 70,000 mileage warranty 2 ) is red in.! Upgrades that might be available not great, transfer case build up manufactures. Shop ASAP for diagnosis and repairs before the situation gets any worse call... Aluminum alloy, so it can take a beating except the transfer case what... Fronts spin some times and the 1500, 2500, 3500 Truck and Van Truck, if...
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