Availability
Differential Spool Bearing Kit; Fits GM 8.5 in. 10 Bolt; Incl. Bearings/Bearing Races
Part Number: RMG-29-0013-1
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
Thrust Washer, Open Differential, GM 8.5 in., Each
Part Number: YGA-33304
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Differential Inner Gear Kit; GM 8.5 - 30 Spline, Dura Grip or Eaton Positraction
Part Number: SVL-10028814
Not Yet Reviewed
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
COUPLER
Part Number: PWT-1932504CCN
Not Yet Reviewed
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
Differential, Select-A-Loc, 28-Spline, GM, 8.5 in., 10-Bolt, Each
Part Number: AUB-545003
Not Yet Reviewed
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
Differential Ring And Pinion Set
Part Number: RNB-697-300
Not Yet Reviewed
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit
Part Number: RNB-697-100
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit
Part Number: ALY-352021
Estimated Ship Date: Monday 11/17/2025
Estimated Ship Date: Monday 11/17/2025
Performance Mini Spool (GM 8.5 - 28 Spline)
Part Number: SDH-10015373
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: SPZ-36221
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Differential Ring and Pinion; GM 7.5 - 2.73 Ratio
Part Number: SVL-10004593
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 3.73 ratio
Part Number: SPZ-36198
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Gear, Ring and Pinion, 2.73:1, GM, 8.5 in., 8.6 in., Set
Part Number: SPZ-36346
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.00 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA230TEBB
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.00 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers
Part Number: CUR-CR-GA230TWAB
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA235TEBB
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers
Part Number: CUR-CR-GA235TWAB
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers
Part Number: CUR-CR-GA241TWAB
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
8.5" GM PINION KIT, KOYO BRGS
Part Number: SPZ-60012
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS
Part Number: SPZ-58050
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Yukon Bearing install kit for '81 and older GM 7.5" differential
Part Number: YGA-11061
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Cross Shaft, Differential, Steel, GM 8.5 in., with Mini-Spool, Each
Part Number: YGA-32238
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Differential Cover, 10-bolt, Steel, Natural, GM 7.5 in., GM 7.625 in., Each
Part Number: YGA-32331
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Yukon Pinion install kit for '81 and older GM 7.5" differential
Part Number: YGA-13063
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit
Part Number: YGA-12050
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
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