RICHMOND Ring & Pinion [4.56]

• 11"
• Oval Cover
• 10 Holes
• 8.50" & 8.625" Diameter Ring Gear
• 1.626" Diameter Pinion
• 30 Splines

Buick Full Size 77-96
Blazer (K Series Front) 77-91
Apollo, Regal, Century 73-77
Biscayne 71-74
Grand National 84-87
Skylark, GS 71-75, 77-79
Chevelle 70-76
Chevy Full Size 71-96
Chevy II, Nova 70-79
Camaro, Firebird, TA 71-81
Cutlass 71-77
Electra 76-78
Gran Sport 73-77
GTO, Firebird 70-81
LeSabre 73-74
Olds Full Size 71-89
Olds, Hurst 85-88
Pontiac Full Size 71-89
Hurst Olds 85-88
Omega 73-75, 77-79
Grand Prix, Lemans 71-77
Roadmaster 71-74, 91-96
Ventura, Phoenix 71-77
Z28 72-81
Olds F-65 70-76
C10, C15 (Rear), 1500 80-Present
K10, K15 (Rear), 1500 80-Present
K10, K20 (Front) 77-87
Suburban (Rear) 80-Present
Suburban (Front) 77-91
El Camino 73-76
G10, G20 Van, Express 1500
70-Present
Hummer H3 05-10
Escalade 02-11
Avalanche 1500 02-Present
Tahoe 00-Present
Yukon 00-Present

When replacing a stock 2.56 and numerically lower, the carrier must be replaced with a carrier of 2.73 or higher.