Availability
Ring and Pinion Installation Kit, GM 8.6 in., Rear, Kit
Part Number: SPZ-37059
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Gear Kit, USA Standard Gear standard spider gear set for '07 & up GM 8.6"
Part Number: SPZ-39036
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM 8.6 in., Rear, Kit
Part Number: SPZ-58012
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
USA Standard Gear standard spider gear set for GM 9.5", 33 spline
Part Number: SPZ-39029
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
SIDE GEARS
Part Number: SPZ-39028
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
8.6" GM 99-08 PINION BRG & SEAL KIT, KOYO BRGS
Part Number: SPZ-60014
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
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