Richmond RP GM 7.5" 3.90 RG
Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters. Made from first-run steel, never recycled material, Richmond ring and pinions handle the extreme torque from high horsepower engines. Extensive engineering, computer controlled heat treatment, superior strength, quality and the widest selection of racing gear ratios available, make Richmond Gear the clear winner! Winners Run Richmond!
Application notes:
- For GM 7.5"/7.625" (10 Bolt), 7.6" IFS
- 3.90 Ratio
- 3.23 Ratio Carrier and Higher
Specification
Cover Bolt Quantity : 10
Differential Carrier Break: 3.23 and Higher
Differential Case Design Type: GM 7.5, GM 7.6 IFS, GM 7.625
Pinion Gear Tooth Quantity: 10
Pinion Shaft Diameter: 1.438 (Inch)
Pinion Spline Count: 27
Ring & Pinion Gear Ratio: 3.90
Ring Gear Bolt Quantity: 10
Ring Gear Diameter: 7.5 (Inch)
Ring Gear Material: 8620 Steel
Ring Gear Rotation: Standard
Ring Gear Tooth Quantity: 39
Taxonomy: Differential LD, Ring and Pinion, GM 7.5/GM 7.625/GM 7.6 IFS
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2013 | Audi | Q5 | Hybrid Prestige, Hybrid |
| 2011 - 2013 | Audi | Q5 | Premium, Luxury, Trendy, Elite, Premium Plus, Base, Prestige |
| 2012 - 2013 | BMW | X5 | M, xDrive50i, xDrive35d, xDrive30i, xDrive35i |
| 1973 - 1974 | Buick | Apollo | Base |
| 1978 - 1979 | Buick | Century | Custom, Special |
| 1980 - 1981 | Buick | Century | Estate, Base |
| 1978 - 1981 | Buick | Century | Limited, Sport |
| 1976 - 1979 | Buick | Electra | 225 |
| 1980 - 1985 | Buick | Electra | Estate Wagon |
| 1976 - 1985 | Buick | Electra | Limited |
| 1978 - 1985 | Buick | Electra | Park Avenue |
| 1985 | Buick | Electra | T-Type |
| 1975 - 1981 | Buick | LeSabre | Base |
| 1985 | Buick | LeSabre | Collector's Edition, Estate Wagon |
| 1975 - 1985 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1979 - 1985 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1978 - 1981 | Buick | LeSabre | Sport |
| 1978 - 1987 | Buick | Regal | Base, Limited |
| 1982 - 1983 | Buick | Regal | Estate Wagon |
| 1987 | Buick | Regal | GNX |
| 1984 - 1987 | Buick | Regal | Grand National |
| 1982 | Buick | Regal | Limited Turbo |
| 1978 - 1982 | Buick | Regal | Sport |
| 1983 - 1986 | Buick | Regal | T-Type |
| 1977 - 1979 | Buick | Skylark | Base, S |
| 1978 - 1979 | Buick | Skylark | Custom |
| 1978 | Buick | Skylark | Sport |
| 1977 | Buick | Skylark | SR |
| 1982 - 1984 | Cadillac | DeVille | Base, Cabriolet, d'Elegance |
| 1987 - 1992 | Cadillac | Fleetwood | 60 Special |
| 1985 - 1987 | Cadillac | Fleetwood | 75 Formal, 75 |
| 1982 - 1996 | Cadillac | Fleetwood | Base, Brougham |
| 1985 - 1989 | Cadillac | Fleetwood | Brougham Commercial Chassis |
| 1982 - 1986 | Cadillac | Fleetwood | Brougham d'Elegance |
| 1985 - 1992 | Cadillac | Fleetwood | d'Elegance |
| 1982 - 1984 | Cadillac | Fleetwood | Formal |
| 1985 - 2005 | Chevrolet | Astro | Base |
| 1985 - 1995 | Chevrolet | Astro | CL, CS |
| 1996 - 2005 | Chevrolet | Astro | LS |
| 1987 - 2005 | Chevrolet | Astro | LT |
| 1995 - 2005 | Chevrolet | Blazer | Base |
| 1995 - 1997 | Chevrolet | Blazer | Deluxe |
| 1996 - 2004 | Chevrolet | Blazer | LS |
| 1995 - 2002 | Chevrolet | Blazer | LT |
| 2002 | Chevrolet | Blazer | LTZ |
| 1999 - 2001 | Chevrolet | Blazer | Trailblazer |
| 2001 - 2005 | Chevrolet | Blazer | Xtreme |
| 2003 - 2005 | Chevrolet | Blazer | ZR2 |
| 1991 | Chevrolet | C1500 | Base |
| 1991 - 1992 | Chevrolet | C1500 | Scottsdale |
| 1991 - 1993 | Chevrolet | C1500 | WT, 454 SS, Silverado, Cheyenne |
| 1994 - 2000 | Chevrolet | C3500 | Base |
| 1992 - 1998 | Chevrolet | C3500 | Cheyenne, Silverado |
| 1999 - 2000 | Chevrolet | C3500 | LS |
| 1992 | Chevrolet | C3500 | Scottsdale |
| 1988 - 2002 | Chevrolet | Camaro | Base |
| 1982 - 1986 | Chevrolet | Camaro | Berlinetta |
| 1993 | Chevrolet | Camaro | Indianapolis 500 Pace Car |
| 1985 - 1990 | Chevrolet | Camaro | Iroc-Z |
| 1987 | Chevrolet | Camaro | LT |
| 1996 - 1998 | Chevrolet | Camaro | Lujo |
| 1989 - 1997 | Chevrolet | Camaro | RS |
| 1982 - 1987 | Chevrolet | Camaro | Sport |
| 1982 - 2002 | Chevrolet | Camaro | Z28 |
| 1992 | Chevrolet | Camaro | Z28 Heritage Edition, RS Heritage Edition |
| 1982 | Chevrolet | Camaro | Z28 Indianapolis 500 Pace Car |
| 1998 - 2002 | Chevrolet | Camaro | Z28 SS |
| 1980 - 1992 | Chevrolet | Caprice | Base |
| 1977 - 1996 | Chevrolet | Caprice | Classic |
| 1986 - 1990 | Chevrolet | Caprice | Classic Brougham |
| 1977 - 1982 | Chevrolet | Caprice | Classic Estate |
| 1977 - 1981 | Chevrolet | Caprice | Classic Landau |
| 1993 - 1994 | Chevrolet | Caprice | Classic LS |
| 1987 - 1990 | Chevrolet | Caprice | Classic LS Brougham |
| 1991 - 1993 | Chevrolet | Caprice | Classic LTZ |
| 1979 - 1980 | Chevrolet | Caprice | Classic Sport |
| 1979 | Chevrolet | Caprice | Landau |
| 2004 - 2012 | Chevrolet | Colorado | Base |
| 2004 - 2008 | Chevrolet | Colorado | LS |
| 2006 - 2012 | Chevrolet | Colorado | LT, WT |
| 2004 - 2005 | Chevrolet | Colorado | Sport LS, Sport, Z85, Z71 LS, Z71, Z85 LS |
| 1978 - 1987 | Chevrolet | El Camino | Base, SS |
| 1978 - 1986 | Chevrolet | El Camino | Conquista |
| 1979 - 1981 | Chevrolet | El Camino | Royal Knight |
| 2003 - 2013 | Chevrolet | Express 1500 | Base, LS |
| 2006 - 2013 | Chevrolet | Express 1500 | LT |
| 1977 - 1985 | Chevrolet | Impala | Base |
| 1977 | Chevrolet | Impala | Custom |
| 1981 - 1982 | Chevrolet | Impala | Estate |
| 1977 - 1979 | Chevrolet | Impala | Landau |
| 1979 - 1980 | Chevrolet | Impala | Sport |
| 1994 - 1996 | Chevrolet | Impala | SS |
| 1973 - 1981 | Chevrolet | Malibu | Base |
| 1974 - 1983 | Chevrolet | Malibu | Classic |
| 1978 - 1980 | Chevrolet | Malibu | Classic Estate |
| 1978 - 1981 | Chevrolet | Malibu | Classic Landau |
| 1979 - 1980 | Chevrolet | Malibu | Classic Sport, Sport |
| 1973 - 1980 | Chevrolet | Malibu | Estate |
| 1979 | Chevrolet | Malibu | Landau, Police |
| 1979 - 1988 | Chevrolet | Monte Carlo | Base |
| 1983 | Chevrolet | Monte Carlo | CL |
| 1978 - 1981 | Chevrolet | Monte Carlo | Landau |
| 1986 - 1988 | Chevrolet | Monte Carlo | LS |
| 1978 - 1980 | Chevrolet | Monte Carlo | Sport |
| 1983 - 1988 | Chevrolet | Monte Carlo | SS |
| 1976 - 1979 | Chevrolet | Nova | Base |
| 1976 - 1977 | Chevrolet | Nova | Concours |
| 1978 - 1979 | Chevrolet | Nova | Custom |
| 1976 - 1978 | Chevrolet | Nova | Police |
| 1977 - 1979 | Chevrolet | Nova | Rally |
| 1976 | Chevrolet | Nova | SS |
| 1991 | Chevrolet | S10 | Baja |
| 1982 - 2003 | Chevrolet | S10 | Base |
| 1982 - 1990 | Chevrolet | S10 | Durango |
| 1992 - 1993 | Chevrolet | S10 | EL |
| 1994 - 2004 | Chevrolet | S10 | LS |
| 1991 - 1993 | Chevrolet | S10 | Maxi |
| 1982 - 1989 | Chevrolet | S10 | Sport |
| 1994 - 1998 | Chevrolet | S10 | SS |
| 1982 - 1992 | Chevrolet | S10 | Tahoe |
| 1999 - 2003 | Chevrolet | S10 | Xtreme |
| 1994 - 2003 | Chevrolet | S10 | ZR2 |
| 2002 - 2004 | Chevrolet | S10 | ZR5 |
| 1983 - 1994 | Chevrolet | S10 Blazer | Base, Tahoe |
| 1987 - 1989 | Chevrolet | S10 Blazer | High Country |
| 1994 | Chevrolet | S10 Blazer | LT |
| 1983 - 1992 | Chevrolet | S10 Blazer | Sport |
| 1991 - 1994 | Chevrolet | S10 Blazer | Tahoe LT |
| 1999 - 2002 | Chevrolet | Silverado 1500 | LS, Base, LT |
| 2002 | Chevrolet | Silverado 1500 | WT, Custom |
| 2005 | Chevrolet | Silverado 1500 HD | Base |
| 2001 - 2005 | Chevrolet | Silverado 1500 HD | LS |
| 2001 - 2006 | Chevrolet | Silverado 1500 HD | LT |
| 2007 | Chevrolet | Silverado 1500 HD Classic | LT |
| 2003 - 2004 | Chevrolet | Silverado 2500 | LT, Base, LS, 400 SS |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001 - 2002 | Chevrolet | Silverado 2500 HD | LS, Base |
| 2001 - 2010 | Chevrolet | Silverado 2500 HD | LT |
| 2007 - 2010 | Chevrolet | Silverado 2500 HD | WT, LTZ |
| 2001 - 2002 | Chevrolet | Silverado 3500 | LS, Base, LT |
| 1981 - 1986 | GMC | Caballero | Amarillo |
| 1981 | GMC | Caballero | Conquista, Royal Knight |
| 1978 - 1987 | GMC | Caballero | Diablo, Base |
| 1978 - 1980 | GMC | Caballero | Laredo |
| 2007 - 2012 | GMC | Canyon | Base |
| 2004 - 2008 | GMC | Canyon | SL |
| 2004 - 2012 | GMC | Canyon | SLE |
| 2006 - 2012 | GMC | Canyon | WT, SLT |
| 2004 - 2005 | GMC | Canyon | Z85 SL, Z71 SLE, Z85 SLE, Z71 SL, Z71 Fleet |
| 1992 - 1996 | GMC | Jimmy | Base |
| 2000 - 2001 | GMC | Jimmy | Diamond Edition |
| 1998 - 2000 | GMC | Jimmy | Envoy |
| 1995 - 2001 | GMC | Jimmy | SL |
| 1993 - 2001 | GMC | Jimmy | SLS |
| 1992 - 2001 | GMC | Jimmy | SLT, SLE |
| 1987 | GMC | S15 | EL |
| 1983 - 1988 | GMC | S15 | Gypsy |
| 1982 - 1990 | GMC | S15 | High Sierra, Base, Sierra Classic |
| 1982 | GMC | S15 | Sierra Grande |
| 1983 - 1991 | GMC | S15 Jimmy | Base |
| 1985 | GMC | S15 Jimmy | High Sierra |
| 1983 - 1990 | GMC | S15 Jimmy | Sierra Classic, Gypsy |
| 1991 | GMC | S15 Jimmy | SLT, SLS, SLE |
| 1988 - 1989 | GMC | S15 Jimmy | Timberline |
| 1985 - 2005 | GMC | Safari | Base, SLE |
| 1993 | GMC | Safari | GT |
| 1985 - 2002 | GMC | Safari | SL |
| 1987 - 2005 | GMC | Safari | SLT |
| 1985 - 1998 | GMC | Safari | SLX |
| 2002 | GMC | Sierra 1500 | Base, HT |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002 - 2013 | GMC | Sierra 1500 | Denali, WT |
| 2009 - 2013 | GMC | Sierra 1500 | Hybrid |
| 1999 - 2013 | GMC | Sierra 1500 | SL, SLE, SLT |
| 2010 - 2013 | GMC | Sierra 1500 | XFE |
| 2003 - 2004 | GMC | Sierra 2500 | SLE, Base, WT, SLT |
| 2002 | GMC | Sierra 3500 | Base |
| 2001 - 2002 | GMC | Sierra 3500 | SLE, SL, SLT |
| 1991 - 1993 | GMC | Sonoma | Base |
| 1992 | GMC | Sonoma | GT |
| 1994 - 2004 | GMC | Sonoma | SL |
| 1991 - 2001 | GMC | Sonoma | SLE |
| 1993 - 2004 | GMC | Sonoma | SLS |
| 2006 - 2010 | Hummer | H3 | Adventure, Luxury, Base |
| 2008 - 2010 | Hummer | H3 | Alpha |
| 2009 | Hummer | H3 | Championship Series |
| 2007 - 2009 | Hummer | H3 | X |
| 2010 | Hummer | H3T | Adventure |
| 2009 - 2010 | Hummer | H3T | Alpha, Base |
| 1999 - 2000 | Isuzu | Hombre | XS, S |
| 1988 - 1992 | Isuzu | Pickup | 1 Ton |
| 1986 - 1987 | Isuzu | Pickup | Base, DLX |
| 1986 - 1992 | Isuzu | Pickup | LS |
| 1988 - 1995 | Isuzu | Pickup | S |
| 1990 | Isuzu | Pickup | XS |
| 1991 - 2002 | Isuzu | Rodeo | LS, S |
| 1999 - 2002 | Isuzu | Rodeo | LSE |
| 2001 - 2002 | Isuzu | Rodeo | S V6 |
| 1991 - 1992 | Isuzu | Rodeo | XS |
| 1977 - 1981 | Oldsmobile | 98 | Luxury |
| 1977 - 1984 | Oldsmobile | 98 | Regency |
| 1982 - 1984 | Oldsmobile | 98 | Regency Brougham |
| 1991 - 2004 | Oldsmobile | Bravada | Base |
| 1977 - 1985 | Oldsmobile | Custom Cruiser | Base |
| 1980 | Oldsmobile | Cutlass | Base |
| 1980 - 1981 | Oldsmobile | Cutlass | LS, Brougham |
| 1981 | Oldsmobile | Cutlass | Supreme |
| 1978 - 1979 | Oldsmobile | Cutlass | Vista Cruiser |
| 1979 | Oldsmobile | Cutlass | Vista Cruiser Brougham |
| 1978 | Oldsmobile | Cutlass Calais | Base |
| 1980 - 1983 | Oldsmobile | Cutlass Cruiser | Base |
| 1980 - 1981 | Oldsmobile | Cutlass Cruiser | Brougham |
| 1978 - 1979 | Oldsmobile | Cutlass Salon | Base, 442, Brougham |
| 1979 | Oldsmobile | Cutlass Salon | Hurst |
| 1978 | Oldsmobile | Cutlass Supreme | Brougham, Base |
| 1977 - 1983 | Oldsmobile | Delta 88 | Base |
| 1980 - 1981 | Oldsmobile | Delta 88 | Holiday |
| 1977 - 1985 | Oldsmobile | Delta 88 | Royale |
| 1980 - 1985 | Oldsmobile | Delta 88 | Royale Brougham |
| 1984 - 1985 | Oldsmobile | Delta 88 | Royale Brougham LS |
| 1976 - 1979 | Oldsmobile | Omega | Base, Brougham |
| 1978 - 1979 | Oldsmobile | Omega | Brougham LS |
| 1977 | Oldsmobile | Omega | Deluxe |
| 1976 - 1977 | Oldsmobile | Omega | F85 |
| 1976 - 1978 | Oldsmobile | Omega | SX |
| 1977 - 1986 | Pontiac | Bonneville | Brougham, Base |
| 1984 - 1986 | Pontiac | Bonneville | LE |
| 1978 - 1981 | Pontiac | Bonneville | Safari |
| 1977 - 1981 | Pontiac | Catalina | Safari, Base |
| 1978 - 1981 | Pontiac | Firebird | Esprit |
| 1978 - 2002 | Pontiac | Firebird | Formula, Trans Am, Base |
| 1982 - 1986 | Pontiac | Firebird | S/E |
| 1994 | Pontiac | Firebird | Trans Am GT |
| 1989 - 1992 | Pontiac | Firebird | Trans Am GTA |
| 1989 | Pontiac | Firebird | Trans Am GTA SE |
| 1978 - 1980 | Pontiac | Grand Am | Base |
| 1978 - 1981 | Pontiac | Grand LeMans | Base, Safari, LE, SA |
| 1978 - 1987 | Pontiac | Grand Prix | Base |
| 1981 - 1987 | Pontiac | Grand Prix | Brougham |
| 1984 - 1987 | Pontiac | Grand Prix | LE |
| 1978 - 1983 | Pontiac | Grand Prix | LJ |
| 1978 - 1980 | Pontiac | Grand Prix | SJ |
| 1978 - 1981 | Pontiac | LeMans | Safari, Base |
| 1983 - 1986 | Pontiac | Parisienne | Brougham, Base |
| 1977 - 1979 | Pontiac | Phoenix | Base |
| 1978 - 1979 | Pontiac | Phoenix | LJ, SJ |
| 1987 - 1989 | Pontiac | Safari | Base |
| 1976 - 1977 | Pontiac | Ventura | SJ, Base |
Richmond RP GM 7.5" 3.90 RG
Sale price$276.40 USD