Differential Ring and Pinion (10 Bolt)
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49-0284-1 Application Notes
- For GM 7.5"/7.625" (10 Bolt)
- 3.90 Ratio
- Requires a 3.23 and Numerically Higher Ratio Carrier
Warranty
2 Years or 100,000 Miles
49-0284-1 Specifications
App Model
GM 7.5, GM 7.6 IFS, GM 7.625
Cover Bolt Quantity
10
Differential Carrier Break
3.23 Ratio and Higher
Differential Case Design Type
GM 7.5, GM 7.6 IFS, GM 7.625
Gear Ratio
3.90
Pinion Gear Tooth Quantity
10
Pinion Shaft Diameter
1.438 (Inch)
Pinion Spline Count
27
Ring Gear Bolt Quantity
10
Ring Gear Material
8620 Steel
Ring Gear Outside Diameter
7.5 (Inch)
Ring Gear Rotation
Standard
Ring Gear Tooth Quantity
39
Taxonomy A
LD Differential, LD Differential, LD Differential
Taxonomy B
Ring and Pinion, Ring and Pinion, Ring and Pinion
Taxonomy C
Front, Rear, Front, Rear, Front, Rear
Taxonomy D
3.90, 3.90, 3.90
Vehicle Applications
- 1973 – 1975 Buick Apollo
- 1977 – 1981 Buick Century
- 1991 – 1996 Buick Commercial Chassis
- 1976 – 1985 Buick Electra
- 1977 – 1983 Buick Estate Wagon
- 1975 – 1985 Buick LeSabre
- 1977 – 1979 Buick Opel
- 1977 – 1987 Buick Regal
- 1977 – 1978 Buick Riviera
- 1991 – 1996 Buick Roadmaster
- 1975 – 1979 Buick Skylark
- 1987 – 1990 Cadillac Brougham
- 1982 – 1984 Cadillac DeVille
- 1982 – 1990 Cadillac Fleetwood
- 1985 – 2005 Chevrolet Astro
- 1995 – 2001 Chevrolet Blazer
- 1982 – 2002 Chevrolet Camaro
- 1977 – 1996 Chevrolet Caprice
- 1977 – 1987 Chevrolet El Camino
- 1977 – 1985 Chevrolet Impala
- 1994 – 1996 Chevrolet Impala
- 1973 – 1983 Chevrolet Malibu
- 1978 – 1988 Chevrolet Monte Carlo
- 1976 – 1979 Chevrolet Nova
- 1982 – 2004 Chevrolet S10
- 1983 – 1994 Chevrolet S10 Blazer
- 1992 – 2005 GMC Jimmy
- 1982 – 1990 GMC S15
- 1983 – 1991 GMC S15 Jimmy
- 1985 – 2005 GMC Safari
- 1991 – 2004 GMC Sonoma
- 1991 GMC Syclone
- 1981 – 1995 Isuzu Pickup
- 1991 – 2002 Isuzu Rodeo
- 1977 – 1984 Oldsmobile 98
- 1991 – 1994 Oldsmobile Bravada
- 1996 – 2004 Oldsmobile Bravada
- 1977 – 1984 Oldsmobile Custom Cruiser
- 1977 – 1981 Oldsmobile Cutlass
- 1985 – 1987 Oldsmobile Cutlass
- 1978 – 1984 Oldsmobile Cutlass Calais
- 1980 – 1983 Oldsmobile Cutlass Cruiser
- 1977 – 1980 Oldsmobile Cutlass Salon
- 1977 – 1984 Oldsmobile Cutlass Supreme
- 1977 – 1985 Oldsmobile Delta 88
- 1976 – 1979 Oldsmobile Omega
- 1975 – 1979 Plymouth Poseidon
- 1975 – 1986 Pontiac Bonneville
- 1975 – 1981 Pontiac Catalina
- 1977 – 2002 Pontiac Firebird
- 1978 – 1980 Pontiac Grand Am
- 1977 – 1983 Pontiac Grand LeMans
- 1977 – 1987 Pontiac Grand Prix
- 1977 – 1978 Pontiac Grand Safari
- 1977 – 1981 Pontiac Laurentian
- 1977 – 1981 Pontiac LeMans
- 1977 – 1986 Pontiac Parisienne
- 1977 – 1979 Pontiac Phoenix
- 1976 – 1977 Pontiac Ventura