1991 Pontiac Firebird Differential Parts

Choose your Engine for your 1991 Pontiac Firebird


Showing 1 - 2 of 2 products
Image
SKU
Product
Rating
Price

Eaton
  • 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; Rear 8.5 in./8.6 in. GM 8.5/8.6 in. Eaton Differentials Require Special Bearings~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]
  • Detroit Truetrac® Differential; 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Ring Gear Pinion Ratio; Rear 8.5 in./8.6 in.;
  • Detroit Truetrac® Differential
  • Features:
    • Helical Gear Limited Slip Differential
    • Optimized Torque Bias Ratios Deliver Max Acceleration And Handling
    • Automatic Engagement
    • Works In Forward And Reverse
    • Ideal For Most Vehicles
    • Durable
    • Smooth
    • Quiet Operation
    • No Special Lubrication Or Friction Modifiers Needed
  • The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle.

Additional Fitment Information:
Vehicle Block CC Position Engine CID
1991 - Pontiac Firebird V - Rear 6 Cyl 3.1L 189

Eaton
  • 28 Spline; 1.20 in. Axle Shaft Diameter; 3.23 And Up Ring Gear Pinion Ratio; 7.5 in./7.625 in.
  • Detroit Truetrac® Differential; 28 Spline; 1.20 in. Axle Shaft Diameter; 3.23 And Up Ring Gear Pinion Ratio; Rear; 7.5 in./7.625 in.;
  • Detroit Truetrac® Differential
  • Features:
    • Helical Gear Limited Slip Differential
    • Optimized Torque Bias Ratios Deliver Max Acceleration And Handling
    • Automatic Engagement
    • Works In Forward And Reverse
    • Ideal For Most Vehicles
    • Durable
    • Smooth
    • Quiet Operation
    • No Special Lubrication Or Friction Modifiers Needed
  • The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle.

Additional Fitment Information:
Vehicle Block CC Position Engine CID
1991 - Pontiac Firebird V - Rear 6 Cyl 3.1L 189
Showing 1 - 2 of 2 products

Loading...