If you're looking to enhance the performance of your GM vehicle, the ZG GM7.5-308 Ring and Pinion Set from USA Standard Gear is a solid choice. This set is designed specifically for a range of GM models featuring a 7.5-inch or 7.6-inch differential, making it a versatile option for various applications. With a 3.08 gear ratio, it strikes a balance between performance and fuel efficiency, perfect for daily drivers and weekend warriors alike.
USA Standard Gear is known for its quality and reliability. Their ring and pinion sets are engineered to provide confidence during installation and performance on the road. Each set is backed by a one-year warranty against manufacturer defects, ensuring peace of mind with your purchase.
This ring and pinion set is compatible with a variety of GM vehicles, including:
Many users have shared their positive experiences with the ZG GM7.5-308. One Chevrolet Camaro 1995 owner noted, "Swapped my stock gears for these 3.08s, and the acceleration feels much smoother now. Perfect for my daily commute!" Another GMC S15 1990 driver remarked, "Installation was straightforward, and I love the balance between power and efficiency. No more struggling on the highway!"
Whether you're upgrading your classic ride or fine-tuning your modern truck, the ZG GM7.5-308 Ring and Pinion Set is a dependable choice that delivers performance where it counts.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Buick Apollo | 1973-1975 | Base |
| Buick Apollo | 1975 | SR |
| Buick Electra | 1977-1984 | Limited |
| Buick Electra | 1977-1979 | 225 |
| Buick Electra | 1978-1984 | Park Avenue |
| Buick Electra | 1980-1984 | Estate Wagon |
| Buick Regal | 1978-1983 | Base |
| Buick Regal | 1978-1982 | Sport |
| Buick Regal | 1978-1983 | Limited |
| Buick Regal | 1982-1983 | Estate Wagon |
| Buick Regal | 1982 | Limited Turbo |
| Buick Regal | 1983 | T-Type |
| Buick Skylark | 1975-1977 | SR |
| Buick Skylark | 1975-1979 | Base |
| Buick Skylark | 1976-1979 | S |
| Buick Skylark | 1978-1979 | Custom |
| Buick Skylark | 1978 | Sport |
| Chevrolet Astro | 1985-2005 | Base |
| Chevrolet Astro | 1985-1995 | CS |
| Chevrolet Astro | 1985-1995 | CL |
| Chevrolet Astro | 1987-2005 | LT |
| Chevrolet Astro | 1996-2005 | LS |
| Chevrolet Camaro | 1982-1986 | Berlinetta |
| Chevrolet Camaro | 1982-1987 | Sport |
| Chevrolet Camaro | 1982-1987, 1991-2002 | Z28 |
| Chevrolet Camaro | 1982 | Z28 Indianapolis 500 Pace Car |
| Chevrolet Camaro | 1985-1990 | Iroc-Z |
| Chevrolet Camaro | 1987 | LT |
| Chevrolet Camaro | 1988, 1993-2002 | Base |
| Chevrolet Camaro | 1989-1992, 1996-1997 | RS |
| Chevrolet Camaro | 1992 | RS Heritage Edition |
| Chevrolet Camaro | 1992 | Z28 Heritage Edition |
| Chevrolet Camaro | 1993 | Indianapolis 500 Pace Car |
| Chevrolet Camaro | 1996-1998 | Lujo |
| Chevrolet Camaro | 1998-2002 | Z28 SS |
| Chevrolet Caprice | 1978, 1981-1982 | Classic Estate |
| Chevrolet Caprice | 1978-1996 | Classic |
| Chevrolet Caprice | 1978-1981 | Classic Landau |
| Chevrolet Caprice | 1979 | Landau |
| Chevrolet Caprice | 1979-1980 | Classic Sport |
| Chevrolet Caprice | 1980-1982, 1985-1992 | Base |
| Chevrolet Caprice | 1986-1990 | Classic Brougham |
| Chevrolet Caprice | 1987-1990 | Classic LS Brougham |
| Chevrolet Caprice | 1991-1993 | Classic LTZ |
| Chevrolet Caprice | 1993-1994 | Classic LS |
| Chevrolet Chevelle | 1973 | Malibu Estate |
| Chevrolet Chevelle | 1973-1977 | Malibu |
| Chevrolet Chevelle | 1974-1976 | Malibu Classic Estate |
| Chevrolet Chevelle | 1974-1977 | Malibu Classic |
| Chevrolet Colorado | 2004-2005 | Sport LS |
| Chevrolet Colorado | 2004, 2006-2008 | LS |
| Chevrolet Colorado | 2004-2012 | Base |
| Chevrolet Colorado | 2004-2005 | Z85 |
| Chevrolet Colorado | 2004-2005 | Z71 LS |
| Chevrolet Colorado | 2004-2005 | Sport |
| Chevrolet Colorado | 2004-2005 | Z85 LS |
| Chevrolet Colorado | 2004-2005 | Z71 |
| Chevrolet Colorado | 2006-2012 | LT |
| Chevrolet Colorado | 2006-2012 | WT |
| Chevrolet El Camino | 1977-1978, 1981-1986 | Conquista |
| Chevrolet El Camino | 1977 | Classic |
| Chevrolet El Camino | 1977-1987 | Base |
| Chevrolet El Camino | 1977-1987 | SS |
| Chevrolet El Camino | 1979-1981 | Royal Knight |
| Chevrolet Impala | 1977-1985 | Base |
| Chevrolet Impala | 1977-1979 | Landau |
| Chevrolet Impala | 1977 | Custom |
| Chevrolet Impala | 1979-1980 | Sport |
| Chevrolet Impala | 1981-1982 | Estate |
| Chevrolet Impala | 1994-1996 | SS |
| Chevrolet Malibu | 1978-1981 | Classic Landau |
| Chevrolet Malibu | 1978-1980 | Classic Estate |
| Chevrolet Malibu | 1978-1981 | Base |
| Chevrolet Malibu | 1978-1983 | Classic |
| Chevrolet Malibu | 1979-1980 | Estate |
| Chevrolet Malibu | 1979 | Landau |
| Chevrolet Malibu | 1979-1980 | Classic Sport |
| Chevrolet Malibu | 1979-1980 | Sport |
| Chevrolet Malibu | 1979 | Police |
| Chevrolet Monte Carlo | 1978, 1980 | Sport |
| Chevrolet Monte Carlo | 1978-1981 | Landau |
| Chevrolet Monte Carlo | 1979, 1981-1988 | Base |
| Chevrolet Monte Carlo | 1983-1988 | SS |
| Chevrolet Monte Carlo | 1983 | CL |
| Chevrolet Monte Carlo | 1986-1988 | LS |
| Chevrolet Nova | 1977 | Concours |
| Chevrolet Nova | 1977-1979 | Rally |
| Chevrolet Nova | 1977-1978 | Police |
| Chevrolet Nova | 1977-1979 | Base |
| Chevrolet Nova | 1978-1979 | Custom |
| Chevrolet S10 | 1983-1992 | Tahoe |
| Chevrolet S10 | 1983-2003 | Base |
| Chevrolet S10 | 1983-1989 | Sport |
| Chevrolet S10 | 1983-1990 | Durango |
| Chevrolet S10 | 1991-1993 | Maxi |
| Chevrolet S10 | 1991 | Baja |
| Chevrolet S10 | 1992-1993 | EL |
| Chevrolet S10 | 1994-1998 | SS |
| Chevrolet S10 | 1994-2004 | LS |
| Chevrolet S10 | 1994-2003 | ZR2 |
| Chevrolet S10 | 1999-2003 | Xtreme |
| Chevrolet S10 | 2002-2004 | ZR5 |
| GMC Canyon | 2004-2005 | Z71 Fleet |
| GMC Canyon | 2004-2005 | Z85 SL |
| GMC Canyon | 2004-2005 | Z71 SLE |
| GMC Canyon | 2004, 2006-2012 | SLE |
| GMC Canyon | 2004-2005 | Z85 SLE |
| GMC Canyon | 2004, 2006-2008 | SL |
| GMC Canyon | 2004-2005 | Z71 SL |
| GMC Canyon | 2006-2012 | WT |
| GMC Canyon | 2006-2012 | SLT |
| GMC Canyon | 2007-2012 | Base |
| GMC Envoy | 2002-2005 | SLE |
| GMC Envoy | 2002-2005 | SLT |
| GMC Envoy | 2005 | Denali |
| GMC Envoy XL | 2002-2005 | SLT |
| GMC Envoy XL | 2002-2005 | SLE |
| GMC Envoy XL | 2005 | Denali |
| GMC Envoy XUV | 2004-2005 | SLT |
| GMC Envoy XUV | 2004-2005 | SLE |
| GMC Jimmy | 1991 | Base |
| GMC S15 | 1983-1990 | High Sierra |
| GMC S15 | 1983-1990 | Sierra Classic |
| GMC S15 | 1983-1990 | Base |
| GMC S15 | 1983, 1986-1988 | Gypsy |
| GMC S15 | 1987 | EL |
| GMC S15 Jimmy | 1991 | SLS |
| GMC S15 Jimmy | 1991 | SLT |
| GMC S15 Jimmy | 1991 | Base |
| GMC S15 Jimmy | 1991 | SLE |
| GMC Sonoma | 1991-2001 | SLE |
| GMC Sonoma | 1991-1993 | Base |
| GMC Sonoma | 1992 | GT |
| GMC Sonoma | 1993-2004 | SLS |
| GMC Sonoma | 1994-2004 | SL |
| Hummer H3 | 2006-2010 | Base |
| Hummer H3 | 2006-2010 | Luxury |
| Hummer H3 | 2006-2010 | Adventure |
| Hummer H3 | 2007-2009 | X |
| Hummer H3 | 2008-2010 | Alpha |
| Hummer H3 | 2009 | Championship Series |
| Hummer H3T | 2009-2010 | Alpha |
| Hummer H3T | 2009-2010 | Base |
| Hummer H3T | 2010 | Adventure |
| Isuzu Ascender | 2003, 2006 | Base |
| Isuzu Ascender | 2003-2006 | LS |
| Isuzu Ascender | 2003-2005 | Limited |
| Isuzu Ascender | 2004-2005, 2007-2008 | S |
| Isuzu Rodeo | 1991-2002 | LS |
| Isuzu Rodeo | 1991-2002 | S |
| Isuzu Rodeo | 1991-1992 | XS |
| Isuzu Rodeo | 1999-2002 | LSE |
| Isuzu Rodeo | 2001-2002 | S V6 |
| Oldsmobile Bravada | 1991-1994, 1996-2004 | Base |
| Oldsmobile Cutlass | 1978-1979 | Vista Cruiser |
| Oldsmobile Cutlass | 1979 | Vista Cruiser Brougham |
| Oldsmobile Cutlass | 1980 | Base |
| Oldsmobile Cutlass | 1980-1981 | Brougham |
| Oldsmobile Cutlass | 1980-1981 | LS |
| Oldsmobile Cutlass | 1981 | Supreme |
| Oldsmobile Cutlass Supreme | 1982-1987 | Brougham |
| Oldsmobile Cutlass Supreme | 1982-1988 | Base |
| Oldsmobile Cutlass Supreme | 1985 | LS |
| Oldsmobile Cutlass Supreme | 1987 | 442 |
| Oldsmobile Cutlass Supreme | 1988 | International |
| Oldsmobile Cutlass Supreme | 1988 | Classic |
| Oldsmobile Cutlass Supreme | 1988 | Indy 500 Pace Car |
| Oldsmobile Cutlass Supreme | 1988 | SL |
| Oldsmobile Cutlass Supreme | 1988 | Classic Brougham |
| Oldsmobile Omega | 1976-1977 | F85 |
| Oldsmobile Omega | 1976-1978 | SX |
| Oldsmobile Omega | 1976-1979 | Base |
| Oldsmobile Omega | 1976-1979 | Brougham |
| Oldsmobile Omega | 1977 | Deluxe |
| Oldsmobile Omega | 1978-1979 | Brougham LS |
| Pontiac Bonneville | 1975-1986 | Base |
| Pontiac Bonneville | 1976-1986 | Brougham |
| Pontiac Bonneville | 1978-1981 | Safari |
| Pontiac Bonneville | 1984-1986 | LE |
| Pontiac Catalina | 1975-1981 | Base |
| Pontiac Catalina | 1975-1981 | Safari |
| Pontiac Firebird | 1977-2002 | Trans Am |
| Pontiac Firebird | 1977-1981, 1989-2002 | Formula |
| Pontiac Firebird | 1977-1981 | Esprit |
| Pontiac Firebird | 1977-2002 | Base |
| Pontiac Firebird | 1982-1986 | S/E |
| Pontiac Firebird | 1989 | Trans Am GTA SE |
| Pontiac Firebird | 1989-1992 | Trans Am GTA |
| Pontiac Firebird | 1994 | Trans Am GT |
| Pontiac Grand Prix | 1977-1987 | Base |
| Pontiac Grand Prix | 1977-1983 | LJ |
| Pontiac Grand Prix | 1977-1980 | SJ |
| Pontiac Grand Prix | 1981-1987 | Brougham |
| Pontiac Grand Prix | 1984-1987 | LE |
| Pontiac Ventura | 1972-1976 | Base |
| Pontiac Ventura | 1973-1975 | Custom |
| Pontiac Ventura | 1974 | GTO |
| Pontiac Ventura | 1975 | S |
| Pontiac Ventura | 1975-1976 | SJ |

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. |