If you're diving into a transfer case rebuild or just need to replace some parts, you can't go wrong with USA Standard Gear. These guys have been in the game for decades, and they've built a reputation for quality that’s hard to beat. They’ve got a massive selection of OEM and aftermarket parts, which means you're likely to find exactly what you need without the hassle. I’ve used their stuff on a few projects, and it’s clear they put a lot of thought into their products. Each part goes through in-house quality assurance testing, so you can trust that what you’re getting is solid and reliable.
You’ll find their NP207, NP208, NP231, NP241, NP243, and NP246 T-case seal oil pump seals are particularly noteworthy. These seals are crucial for keeping your transfer case running smoothly and ensuring that oil doesn’t leak out where it shouldn’t. It’s the little things like this that can save you from bigger headaches down the road.
NP207, NP208, NP231, NP241, NP243
&
NP246 T-CASE SEAL OIL PUMP SEALS
Products Fitment:
When you're ready to tackle that transfer case project, these seals from USA Standard Gear are worth considering. They’ve got the experience and the parts to back it up.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Chevrolet C10 | 1981 | Deluxe |
| Chevrolet C10 | 1981-1986 | Scottsdale |
| Chevrolet C10 | 1981 | Cheyenne |
| Chevrolet C10 | 1981-1986 | Silverado |
| Chevrolet C10 | 1981-1986 | Custom |
| Chevrolet C1500 Suburban | 1995-1999 | Base |
| Chevrolet C1500 Suburban | 1995-1999 | LS |
| Chevrolet C1500 Suburban | 1995-1997, 1999 | LT |
| Chevrolet C20 | 1981 | Deluxe |
| Chevrolet C20 | 1981, 1986 | Cheyenne |
| Chevrolet C20 | 1981-1986 | Silverado |
| Chevrolet C20 | 1981-1986 | Custom |
| Chevrolet C20 | 1981-1986 | Scottsdale |
| Chevrolet C20 | 1986 | Base |
| Chevrolet C2500 | 1995 | Custom |
| Chevrolet C2500 | 1995 | Silverado |
| Chevrolet C2500 | 1995-1999 | 400 SS |
| Chevrolet C2500 | 1995 | Cheyenne |
| Chevrolet C2500 | 1995 | Base |
| Chevrolet C2500 | 1995 | WT |
| Chevrolet C2500 | 1995 | 60th Anniversary |
| Chevrolet C2500 Suburban | 1995-1999 | LS |
| Chevrolet C2500 Suburban | 1995-1999 | Base |
| Chevrolet C2500 Suburban | 1995-1997 | LT |
| Chevrolet C3500 | 1995-1997, 1999 | Base |
| Chevrolet C3500 | 1995-1998 | Silverado |
| Chevrolet C3500 | 1995-1998 | Cheyenne |
| Chevrolet C3500 | 1999 | LS |
| Chevrolet K10 | 1981 | Deluxe |
| Chevrolet K10 | 1981-1986 | Custom |
| Chevrolet K10 | 1981-1986 | Silverado |
| Chevrolet K10 | 1981-1986 | Scottsdale |
| Chevrolet K10 | 1981 | Cheyenne |
| Chevrolet K1500 | 1995-1998 | WT |
| Chevrolet K1500 | 1995-1998 | Silverado |
| Chevrolet K1500 | 1995-1998 | Cheyenne |
| Chevrolet K1500 | 1995-1997 | Base |
| Chevrolet K1500 | 1999 | LS |
| Chevrolet K1500 Suburban | 1995-1997, 1999 | LT |
| Chevrolet K1500 Suburban | 1995-1999 | Base |
| Chevrolet K1500 Suburban | 1995-1999 | LS |
| Chevrolet K20 | 1981-1986 | Custom |
| Chevrolet K20 | 1981-1986 | Scottsdale |
| Chevrolet K20 | 1981 | Deluxe |
| Chevrolet K20 | 1981-1983, 1985-1986 | Silverado |
| Chevrolet K20 | 1981 | Cheyenne |
| Chevrolet K2500 | 1995-1997, 1999 | Base |
| Chevrolet K2500 | 1995-1998 | Silverado |
| Chevrolet K2500 | 1995-1998 | Cheyenne |
| Chevrolet K2500 | 1995, 1998 | WT |
| Chevrolet K2500 | 1999 | LS |
| Chevrolet K2500 Suburban | 1995-1997 | LT |
| Chevrolet K2500 Suburban | 1995-1999 | LS |
| Chevrolet K2500 Suburban | 1995-1999 | Base |
| Chevrolet K3500 | 1995-1998 | Silverado |
| Chevrolet K3500 | 1995-1997, 1999 | Base |
| Chevrolet K3500 | 1995-1998 | Cheyenne |
| Chevrolet K3500 | 1999 | LS |
| Chevrolet Suburban 1500 | 1995-1996 | Cheyenne |
| Chevrolet Suburban 1500 | 1995-1996 | Custom |
| Chevrolet Suburban 1500 | 1997 | SLE |
| Chevrolet Suburban 1500 | 1997 | SLT |
| Chevrolet Suburban 1500 | 1997 | SLX |
| Chevrolet Suburban 1500 | 1998-1999 | LT |
| Chevrolet Suburban 1500 | 1998 | LX |
| Chevrolet Suburban 1500 | 1998-1999 | LS |
| Chevrolet Tahoe | 1995-2000 | Base |
| Chevrolet Tahoe | 1995-2000 | LT |
| Chevrolet Tahoe | 1995-2000 | LS |
| Chevrolet Tahoe | 2000 | Z71 |
| Chevrolet Tahoe | 2000 | Limited |
| Dodge Ram 1500 | 1996-1997 | Custom |
| Dodge Ram 1500 | 1996-1997 | Runner |
| Dodge Ram 1500 | 1996-1997 | Lujo |
| Dodge Ram 1500 | 1996 | Base |
| Dodge Ram 1500 | 1997 | SS/T 5.9L |
| Dodge Ram 1500 | 1997 | ST |
| Dodge Ram 1500 | 1997 | Laramie |
| Dodge Ram 1500 | 1997 | WS |
| Dodge Ram 1500 | 1997 | LT |
| Dodge Ram 1500 | 1997 | Sport |
| Dodge Ram 1500 Van | 1996-1997 | Base |
| Dodge Ram 2500 | 2003, 2005-2009 | Laramie |
| Dodge Ram 2500 | 2003-2010 | SLT |
| Dodge Ram 2500 | 2003-2010 | ST |
| Dodge Ram 2500 | 2005 | SLT Daytona |
| Dodge Ram 2500 | 2006-2010 | Power Wagon |
| Dodge Ram 2500 | 2006-2007 | Sport |
| Dodge Ram 2500 | 2006 | SLT Night Runner Sport |
| Dodge Ram 2500 | 2006-2007 | TRX4 |
| Dodge Ram 2500 | 2006-2008, 2010 | SLT Sport |
| Dodge Ram 2500 | 2008-2010 | SXT |
| Dodge Ram 2500 | 2008 | SLT Big Horn |
| Dodge Ram 2500 | 2009 | Crew |
| Dodge Ram 2500 | 2010 | TRX |
| Dodge Ram 2500 Van | 2003 | Base |
| Dodge Ram 3500 | 2003-2009 | Laramie |
| Dodge Ram 3500 | 2003-2010 | SLT |
| Dodge Ram 3500 | 2003-2010 | ST |
| Dodge Ram 3500 | 2006-2007 | Sport |
| Dodge Ram 3500 | 2007 | TRX4 |
| Dodge Ram 3500 | 2008-2010 | SXT |
| Dodge Ram 3500 Van | 2003 | Base |
| Ford Excursion | 2003-2005 | Eddie Bauer |
| Ford Excursion | 2003-2005 | Limited |
| Ford Excursion | 2003-2005 | XLT |
| Ford Excursion | 2004-2005 | XLS |
| Ford F-250 | 1999-2004, 2007-2009 | XL |
| Ford F-250 | 1999 | Base |
| Ford F-250 | 1999-2004, 2007-2009 | XLT |
| Ford F-250 | 1999 | XLT VIP |
| Ford F-250 | 1999 | Lariat |
| Ford F-250 | 2004, 2007-2009 | Flotillera |
| Ford F-250 | 2007 | Doble Cab |
| Ford F-250 Super Duty | 1999-2004, 2007-2010 | Lariat |
| Ford F-250 Super Duty | 1999-2004, 2007-2010 | XLT |
| Ford F-250 Super Duty | 1999-2004, 2007-2010 | XL |
| Ford F-250 Super Duty | 2004, 2007-2010 | King Ranch |
| Ford F-250 Super Duty | 2004, 2007-2010 | Harley-Davidson Edition |
| Ford F-250 Super Duty | 2008-2010 | FX4 |
| Ford F-250 Super Duty | 2009-2010 | Cabela's |
| Ford F-350 | 1999-2004, 2007-2009 | XLT |
| Ford F-350 | 1999-2004, 2007-2009 | XL |
| Ford F-350 Super Duty | 1999-2004, 2007-2010 | XL |
| Ford F-350 Super Duty | 1999-2004, 2007-2010 | XLT |
| Ford F-350 Super Duty | 1999-2004, 2007-2010 | Lariat |
| Ford F-350 Super Duty | 2003-2004, 2007-2010 | King Ranch |
| Ford F-350 Super Duty | 2004, 2007-2010 | Harley-Davidson Edition |
| Ford F-350 Super Duty | 2008-2009 | FX4 |
| Ford F-350 Super Duty | 2009-2010 | Cabela's |
| GMC C1500 | 1995-1999 | Sierra SL |
| GMC C1500 | 1995-1999 | Sierra SLE |
| GMC C1500 | 1995-1999 | Sierra SLT |
| GMC C1500 | 1995-1998 | Sierra Special |
| GMC C1500 | 1997 | Sierra GT |
| GMC C1500 Suburban | 1995-1999 | SLT |
| GMC C1500 Suburban | 1995-1999 | SLE |
| GMC C1500 Suburban | 1995-1999 | Base |
| GMC C2500 | 1995-1999 | Sierra SL |
| GMC C2500 | 1995-1999 | Sierra SLT |
| GMC C2500 | 1995-1999 | Sierra SLE |
| GMC C2500 Suburban | 1995-1999 | SLT |
| GMC C2500 Suburban | 1995-1999 | SLE |
| GMC C2500 Suburban | 1995-1999 | Base |
| GMC C3500 | 1995-1999 | Sierra SL |
| GMC C3500 | 1995-1999 | Sierra SLE |
| GMC C3500 | 1995-1999 | Sierra SLT |
| GMC K1500 | 1995-1999 | Sierra SLT |
| GMC K1500 | 1995 | Sierra SLS |
| GMC K1500 | 1995-1999 | Sierra SL |
| GMC K1500 | 1995-1999 | Sierra SLE |
| GMC K1500 | 1995-1998 | Sierra Special |
| GMC K1500 Suburban | 1995-1999 | SLT |
| GMC K1500 Suburban | 1995-1999 | Base |
| GMC K1500 Suburban | 1995-1999 | SLE |
| GMC K2500 | 1995-1999 | Sierra SLE |
| GMC K2500 | 1995-1999 | Sierra SL |
| GMC K2500 | 1995-1999 | Sierra SLT |
| GMC K2500 Suburban | 1995-1999 | SLE |
| GMC K2500 Suburban | 1995-1999 | SLT |
| GMC K2500 Suburban | 1995-1999 | Base |
| GMC K3500 | 1995-1999 | Sierra SLT |
| GMC K3500 | 1995-1999 | Sierra SL |
| GMC K3500 | 1995-1999 | Sierra SLE |
| GMC Yukon | 1995 | Base |
| GMC Yukon | 1995, 1997, 1999 | SLE |
| GMC Yukon | 1995, 1997, 1999 | SLT |
| GMC Yukon | 1997 | SL |
| GMC Yukon | 1999 | Denali |
| Jeep Cherokee | 1987-1990 | Base |
| Jeep Cherokee | 1987-1990 | Pioneer |
| Jeep Cherokee | 1987-1990 | Laredo |
| Jeep Cherokee | 1987-1990, 1998-2001 | Limited |
| Jeep Cherokee | 1987-1988 | Chief |
| Jeep Cherokee | 1989-1990, 1995-2001 | Sport |
| Jeep Cherokee | 1995-2001 | SE |
| Jeep Cherokee | 1995-1997 | Country |
| Jeep Cherokee | 1996, 1998-2001 | Classic |
| Jeep Grand Cherokee | 1993-1998 | Limited |
| Jeep Grand Cherokee | 1993-1995 | SE |
| Jeep Grand Cherokee | 1993 | Base |
| Jeep Grand Cherokee | 1993-1998 | Laredo |
| Jeep Grand Cherokee | 1995, 1997 | Orvis |
| Jeep Grand Cherokee | 1997-1998 | TSi |
| Jeep Grand Cherokee | 1998 | 5.9 Limited |
| Jeep Wagoneer | 1987-1990 | Limited |
| Jeep Wagoneer | 1987 | Base |
| Jeep Wrangler | 2000-2006 | Sport |
| Jeep Wrangler | 2000-2004 | Sahara |
| Jeep Wrangler | 2000-2006 | SE |
| Jeep Wrangler | 2001 | 60 Aniversario |
| Jeep Wrangler | 2002-2006 | X |
| Jeep Wrangler | 2003 | X AT |
| Jeep Wrangler | 2003-2006 | Rubicon |
| Jeep Wrangler | 2004-2006 | Unlimited |
| Jeep Wrangler | 2005-2006 | Unlimited Rubicon |
| Jeep Wrangler | 2006 | X 65 Aniversario |
| Jeep Wrangler | 2006 | 65th Anniversary Edition |
| Ram 2500 | 2011-2012 | Outdoorsman |
| Ram 2500 | 2011-2012 | ST |
| Ram 2500 | 2011-2012 | SLT |
| Ram 2500 | 2011 | SLT Sport |
| Ram 2500 | 2011-2012 | Laramie Longhorn |
| Ram 2500 | 2011 | SXT |
| Ram 2500 | 2011-2012 | Laramie |
| Ram 2500 | 2011-2012 | Power Wagon |
| Ram 2500 | 2012 | Hemi Sport |
| Ram 2500 | 2012 | R/T |
| Ram 3500 | 2011-2012 | Laramie Longhorn |
| Ram 3500 | 2011 | SXT |
| Ram 3500 | 2011-2012 | SLT |
| Ram 3500 | 2011-2012 | Laramie |
| Ram 3500 | 2011-2012 | ST |
| Ram Ram 2500 | 2010 | Laramie |
| Ram Ram 3500 | 2010 | Laramie |

USA Standard Gear is a company that supplies high-quality parts for the automotive industry. They are a one-stop-shop for all your drivetrain component needs and have one of the industry's most comprehensive parts list and inventory. Today, they are considered the leading supplier of these parts in the United States.
Drivetrain ExpertsThe company offers various parts ranging from axles, differential gears, lockers, limited slips, drivelines, and more. It is built by a team of craftsmen who has years of experience when it comes to assembling and modifying their own builds. This passion is what drives the company to create some of the best products in the market.
Quality In Every ProductAll their parts are manufactured in their facility equipped with the latest and most sophisticated tools available today. They also have two high-tech testing labs to ensure that every product comes out with the company's quality.
The USA Standard Gear engineering team is constantly on edge trying to find ways to develop and further improve their products. That is why they can produce innovative parts that adapt to the changing trend in the automotive world.
Purchase USA Standard Gear at Vivid RacingIf you are in the market for reliable and top-notched drivetrain components, then USA Standard Gear is the brand for you. With years of experience developing their products, they have provided their customers with parts they could trust, whether it's a replacement component or an upgrade.
To know more about USA Standard Gear, visit Vivid Racing and check out their list of offerings that fit your specific requirement.
Upon notification of a warranty claim, USA Standard shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product or replace it.
This warranty does not cover, and USA Standard shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the USA Standard product). In addition, this warranty does not cover, and USA Standard shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling USA Standard Gear® products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-USA Standard component.
This agreement offers you specific legal rights. You may also have other rights which vary from state to state.
USA STANDARD GEAR® WARRANTY BY PRODUCT| USA Standard Product | Length of Warranty (From date of sale) | NOTES |
|---|---|---|
| Spool | As long as original purchaser owns vehicle in which Spool is originally installed | It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear. |
| Rear Axle (1040/1050) | Five (5) Years | Covers parts for five years against manufacturing defects. |
| Front Axle (Series ZA W) | Five (5) Years | Five year warranty covering manufacturing defects and axle breakage. This warranty is not transferable to another party. “No Questions Asked†replacement for first warranty return, however, USA Standard Gear reserves the right to either replace axle or refund original purchase price after the first warranty claim. USA Standard Gear (through RANDYS Worldwide Automotive) makes final determination on warranty considerations. |
| Ring & Pinion Gear Set | One (1) Year | Warrantied against manufacturing defects for one (1) year. |
| Positraction Differential | One (1) Year | Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter. |
| Spartan Locker | One (1) Year | Warrantied against manufacturers defects for one (1) year. |
| Install Kits | One (1) Year | Includes ZBK, ZPK, and ZK. Covers parts for one year against manufacturing defects. |
| Spider Gear Kits (ZIK) | One (1) Year | One year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials. |
| Replacement Driveshafts (ZDS) | One (1) Year | Warrantied against manufacturing defects for one (1) year. |