For All Your Driveline Needs!

Skip to Main Content »

Search Site
Return to Diff Wizard

Category Navigation:

You're currently on:

Shop by

Shopping Options

Part_Type
  1. Gears (4)
Manufacturer
  1. Motive Gear (4)
 
    • Product 12P GM 3.42 R&P successfully added to compare list

8.875" 12 Bolt GM Car

8.875" 12 Bolt GM Car

10-7/8"
12 HOLES
Oval Gasket Pattern


  • RG Diameter 8.875"
  • 12 3/8" X 24 RH Threaded Bolts
  • PINION Diameter 1.625", 30 Spline

    CASE: 3.73 & Down, 3.30 Numerically Higher

    8620 Material Heat-Treated

    Assembly Specifications:

  • Cover Bolt Ft. Lbs. 20
  • Pinion Brg. Preload In. Lbs 20-25
  • Pinion Brg. Preload In. Lbs 10-15 Used
  • Ring Gear Backlash .005-.009
  • Ring Gear Bolt to case Ft. Lbs. 90
  • Side Brg. Caps Ft. Lbs.

GM 8.875" 12 Bolt Applications

Model Year   Model

Year

Chevrolet 65-72   Firebird

GTO

70-72

Chevy II 65-72   Nova

70-72

Chevelle 65-72   Olds F85

68-69

Camaro 67-72  


4 Item(s) Show per page
View as: List  Grid  Sort by Set Descending Direction
12P GM 3.42 R&P
$197.20
SKU: GM12P-342-MG
12P GM 3.42 R&P Learn More

Add to Wishlist | Add to Compare

12P GM 3.55 R&P
$197.20
SKU: GM12P-355-MG
12P GM 3.55 R&P Learn More

Add to Wishlist | Add to Compare

12P GM 3.73 R&P
$197.20
SKU: GM12P-373-MG
12P GM 3.73 R&P Learn More

Add to Wishlist | Add to Compare

12P GM 4.11 R&P
$197.20
SKU: GM12P-411-MG
12P GM 4.11 R&P Learn More

Add to Wishlist | Add to Compare

4 Item(s) Show per page
View as: List  Grid  Sort by Set Descending Direction
 

My Cart

You have no items in your shopping cart.

Compare Products - 39 Items

  1. Remove This Item 8.25" CHY 3.21 R&P
  2. Remove This Item 8.25" CHY 3.90 R&P
  3. Remove This Item 8.25" CHY 4.56 R&P (GRIND FOR X/PIN)
  4. Remove This Item D80 5.13 R&P
  5. Remove This Item 10.25" FORD 4.10 R&P FOR LONG YOKE ONLY, 93 & NEWER
  6. Remove This Item 10.25" FORD 4.56 R&P FOR LONG YOKE ONLY, 93 & NEWER
  7. Remove This Item 10.25" FORD 4.88 R&P FOR LONG YOKE ONLY, 93 & NEWER
  8. Remove This Item 10.25" FORD 5.13 R&P FOR LONG YOKE ONLY, 93 & NEWER
  9. Remove This Item 10.25" FORD 5.38 R&P FOR LONG YOKE ONLY, 93 & NEWER
  10. Remove This Item 7.5" FORD 3.45 R&P
  11. Remove This Item 7.5" FORD 3.73 R&P (NEEDS NOTCHED X-PIN)
  12. Remove This Item 7.5" FORD 4.10 R&P (NEEDS NOTCHED X-PIN)
  13. Remove This Item 7.5" FORD 4.56 R&P (NEEDS NOTCHED X-PIN) Performance line
  14. Remove This Item FORD 8" 3.00 R&P
  15. Remove This Item FORD 8" 3.25 R&P
  16. Remove This Item FORD 8" 4.11 R&P
  17. Remove This Item 8.8" FORD 3.31 R&P
  18. Remove This Item 8.8" FORD 3.55 R&P
  19. Remove This Item 8.8" FORD 5.13 R&P
  20. Remove This Item 8.8" FORD 3.31 REV R&P
  21. Remove This Item 8.8" FORD 3.55 REV R&P
  22. Remove This Item 9" FORD 4.11 R&P
  23. Remove This Item 9" FORD 7.33 LIGHTWEIGHT R&P
  24. Remove This Item 9.75" FORD 4.88 R&P (97-99 REQ SPACER FOR C/S)
  25. Remove This Item 12P GM 3.42 R&P
  26. Remove This Item Ring & Pinion gear set for Dana Spicer REAR 44 JK in a 4.88 ratio
  27. Remove This Item Ring & Pinion gear set for Dana Spicer REAR 44 JK in a 5.13 ratio
  28. Remove This Item ARB Dana 60 35Spline 4.10 and dn AIR LOCKER
  29. Remove This Item Stub Axle Dana 60 GM Style - 4340 Chromoly Outer Stub 12" 35 SplineUses 5-806x
  30. Remove This Item Stub Axle Dana 60 Ford Style - 4340 Chromoly Outer Stub 11.4" 35 Spline Uses 5-806x
  31. Remove This Item Outer stub for GM D60, 12", 35 spline
  32. Remove This Item DANA 60 Full Spool 35 Spline 3 series
  33. Remove This Item Spicer Dana 5-806X U joint Dana 60
  34. Remove This Item Dana 60 1 TON Front Wheel Hub ~ Chevy
  35. Remove This Item -Jeep WJ RCV Ultimate Dana 30 CV Axle Set
  36. Remove This Item 7290 U/Joint strap (one single strap) for Chrysler 7.25", 8.25", 8.75", 9.25".
  37. Remove This Item 8.25" Chrysler pinion gear thrust washer.
  38. Remove This Item 7290 U-Joint strap bolt (one bolt only) for Chrysler 7.25", 8.25", 8.75", 9.25".
  39. Remove This Item 7260 U/joint Strap, Small Chrysler w/ Bolts, 7.25, 8.25, 8.75, 9.25.
Clear All
Build Your Rig today with Quality Parts From RWK Haus Supply
RWK Haus Supply will NEVER Sell or Give your Private information to ANY OUTSIDE SOURCE!
Currie Lifts, Axles, Steering Kits and Components, For your Jeep
Im Not Just A Girl
Reid Racing Dedenbear Inner C and Knuckles NEW TJ HIGH STEER DANA 30 44