Garage Customer Service Center
Back to Main Menu
Customer Service Center

Free Shipping on Orders $99 or More! *UPS Ground    Shop Now

Buy Now, Pay Later with PayPal    Shop Now

Now Hiring!    Join The RANDYS Team!

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.90 ratio | ZG GM12P-390 | RANDYS Worldwide

Product Details

USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.

  • Fits GM 12 bolt passenger car
  • 8.875" ring gear diameter
  • 30 spline pinion
  • 12 ring gear bolts
  • 3.90 ratio

Technical Notes

Warranty Information

Warranty information unavailable

Compatible Differentials

Specification

Brand USA Standard Gear
Prop65 Warning No
Keywords **,12P,3.91,fits_3.90__DWN_CSE,GEAR,GM,RP,STANDARD,ZG
Ratio 3.90
EndRatio 3.90
UPC 883584361695
ProxyNumber 36169
Width 12.00 in
Length 16.00 in
Depth 6.00 in
Weight 17.0000 lb
Brand: USA Standard Gear

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.90 ratio

ZG GM12P-390

76 in stock

$318.89
Please make a selection for each of the required (*) options above before adding item to cart.
Warehouse Availability
  • CA 5
  • KY 33
  • MN 0
  • TX 38
  • WA 0