Precision Gear GM 8 1/2 Ring and Pinion 4.88 Ratio

Precision Gear has utilized advanced engineering and state-of-the-art manufacturing to achieve their proven performance record. Its no surprise that Precision Gear has been chosen by professional race drivers worldwide.

• Installation kits are not included.  
• K10, K15 Front 77-87
• K10, K15 Rear 82-Pres.
• K20, K25 Front 77-87
• C10, C15 78-Pres.
• G10, G15 79-Pres.
• G20, G25 79-Pres.
• Buick Full Size 77-96
• Blazer K-Series 77-91
• Apollo 73-77
• Regal 73-77
• Century 73-77
• Biscayne 71-74
• Grand National 84-87
• Skylark, GS 71-75
• Skylark, GS 77-79
• Chevy Full Size Car 71-96
• Chevy II 71-79
• Nova 71-79
• Camaro 71-81
• Firebird TA 71-81
• Cutlass 71-77
• El Camino 71-77
• Monte Carlo 71-77
• Electra 76-78
• Gran Sport 73-77
• Impala 91-96
• LeSabre 73-74
• Olds Full Size 71-89
• Pontiac Full Size 71-89
• Hurst Olds 85-89
• Omega 73-75
• Omega 77-79
• Grand Prix 71-77
• Lemans 71-77
• GTO 71-77
• Roadmaster 71-74
• Roadmaster 91-96
• Ventura 71-77
• Phoenix 71-77
   

Installation Requires (5+ Hours):