If you're looking to keep your NV4500 manual transmission shifting smoothly, the USA Standard Gear ZMSR17078 Synchronizer Ring is the part you need. This high-quality fiber synchronizer is designed specifically for 1st and 2nd gear applications, ensuring that your shifts are crisp and reliable. Whether you're a weekend warrior or a daily driver, this part is essential for maintaining the performance of your vehicle's transmission.
The ZMSR17078 is compatible with a wide range of vehicles, making it a versatile choice for many truck owners. Here’s a list of confirmed fitments:
When installing the ZMSR17078, keep in mind that you may need to order more than one if you're replacing multiple synchronizer rings. This part fits in the 1st and 2nd gear positions, making it crucial for smooth shifting. Be sure to consult your vehicle’s manual for specific installation instructions to ensure a perfect fit and function.
Truck owners have praised this synchronizer ring for its reliability. One Chevrolet Silverado 2500 owner noted, "After replacing my worn-out synchronizer rings with the ZMSR17078, my shifts are so much smoother. I can finally downshift without that annoying grind!"
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1992-1995 Chevrolet C/K 1500 |
C/K 1500 | 1992-1995 |
|
1992-2000 Chevrolet C/K 2500 |
C/K 2500 | 1992-2000 |
|
1992-2000 Chevrolet C/K 3500 |
C/K 3500 | 1992-2000 |
|
1994-1995 Chevrolet C1500 |
C1500 | 1994-1995 |
|
1992-1999 Chevrolet P30 |
P30 | 1992-1999 |
|
2002 Chevrolet Silverado 1500 |
Silverado 1500 | 2002 |
|
1999-2007 Chevrolet Silverado 2500 |
Silverado 2500 | 1999-2007 |
|
2001-2007 Chevrolet Silverado 3500 |
Silverado 3500 | 2001-2007 |
|
1992-1993 Dodge D150 |
D150 | 1992-1993 |
|
1992-1993 Dodge D250 |
D250 | 1992-1993 |
|
1992-1993 Dodge D350 |
D350 | 1992-1993 |
|
1994-2004 Dodge Ram 1500 |
Ram 1500 | 1994-2004 |
|
1994-2005 Dodge Ram 2500 |
Ram 2500 | 1994-2005 |
|
1994-2005 Dodge Ram 3500 |
Ram 3500 | 1994-2005 |
|
1992-1993 Dodge W250 |
W250 | 1992-1993 |
|
1992-1995 GMC C/K 1500 |
C/K 1500 | 1992-1995 |
|
1992-2000 GMC C/K 2500 |
C/K 2500 | 1992-2000 |
|
1992-2000 GMC C/K 3500 |
C/K 3500 | 1992-2000 |
|
1992-1993 GMC P3500 |
P3500 | 1992-1993 |
|
1999-2007 GMC Sierra |
Sierra | 1999-2007 |

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. |