Availability
Ring and Pinion-GM 8.5/8.625
Part Number: MGR-GM10-373A
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Universal Joint, Spicer 1350 Style, Greasable, Steel, Each
Part Number: SUM-732002
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 200-4R, Each
Part Number: LOK-TD3200RFM
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, Nitrous Holeshot, 2,800-3,200 rpm Stall Range, Chevy, THM350/THM400, Each
Part Number: BMM-20481
Estimated Ship Date: Today
Estimated Ship Date: Today
Spartan Differential Locker, GM 8.5 in., 28-spline Axle, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each
Part Number: SPZ-17040
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Pressure Plate, Diaphragm-Style, 10.5 in. Disc Diameter, Buick, Chevy/Ford, GMC/Oldsmobile, Pontiac, Each
Part Number: MCL-360703
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gear, 3.73:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36214
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Organic, 1 1/8 in.- 10-Spline, 10.4 in. Disc, Buick, Chevy, GMC, Pontiac, L6, V6, V8, Kit
Part Number: RAM-88760
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Disc, Organic, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Disc, Jeep, L6, V8, Each
Part Number: CTF-384193
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Assembly, 9 in, Alloy Steel, 1541H Alloy Steel Axles, 31 Spline, Chevy, Pontiac, Each
Part Number: CUR-CE-GMF7081X
Not Yet Reviewed
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Ring and Pinion Installation Kit, Master Kit, GM 7.5/7.625 in., Kit
Part Number: MGR-R7-5GRLMKT
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Chevy, LS1/LS6, Each
Part Number: CTF-DF017010
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.73:1 Ratio, GM, 8.2 in., 10-Bolt, 3 Series, Set
Part Number: RMG-49-0112-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Shifter Installation Kit, Competition Plus, Muncie, M-22, 453, Chevy, Pontiac, Kit
Part Number: HUU-3737897
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Transmission Pan, Stock, Steel, Chrome, GM TH400, Each
Part Number: TCI-228011
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, EXCel, GM, 8.5 in., 10-Bolt, 30 Spline Pinion, Koyo Bearings, Kit
Part Number: RMG-XL-1021-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Shifter, Megashifter, Right Hand Drive Models, Chevy, Mopar, Ford, Lincoln, Mercury, Each
Part Number: BMM-80685
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5in./7.625 in., 2 Series, Set
Part Number: MGR-G875373X
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Fluid Dipsticks, Hi-Tech Flexible Braided Stainless, Transmission Case Entry, Firewall Mount, 36.00 in. Length, Chevy, GMC, 4L60E, Each
Part Number: LOK-TD-34L60FM36
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 26-Spline, 10.4 in. Diameter Disc, GM, Kit
Part Number: CTF-DF161675
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kit, Powergrip HD, Metallic, 1 1/8 in.- 26-Spline, 11 in. Disc, Chevy, Pontiac, 5.7L, LS1, Kit
Part Number: RAM-98931HD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 4 Series, Set
Part Number: RMG-79-0072-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Tailshaft Housing, Aluminum, GM, TH400, Each
Part Number: TCI-226405
Estimated Ship Date: Today
Estimated Ship Date: Today
Manual Shifter, Billet/Plus, Chevy, Pontiac, Each
Part Number: HUU-3915060
Estimated Ship Date: Today
Estimated Ship Date: Today
Yoke, End Yoke, 30-Spline, Steel, Spicer 1350, GM 8.875 in. (12-Bolt), Rear, Each
Part Number: SDH-10025493
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.