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Performance & Replacement Transmission & Drivetrain Parts
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.
Showing In Stock Items. Show All 18 Items.
Grizzly Locker, Dana 60, 35 Spline, 4.10 Down Ratio, Each
Part Number: YGA-28003
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Grizzly Locker, Dana 60, 35 Spline, 4.56 Up Ratio, Each
Part Number: YGA-28005
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Grizzly Locker, Dana 44, 30 Spline, 3.92 Up Ratio, Each
Part Number: YGA-28001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Grizzly Locker, Dana 44, 30 Spline, 3.73 and Down, Each
Part Number: YGA-28021
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Grizzly Locker, Dana 60, 30 Spline, 4.10 Down Ratio, Each
Part Number: YGA-28002
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Grizzly Locker, Rockwell HX-240, 16 Spline, Each
Part Number: YGA-28018
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 30-spline, Dana 60, for 4.56 Ratio and Up, Each
Part Number: YGA-28004
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 30-spline, Dana 30, Each
Part Number: YGA-28029
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
8.8" FORD 28spl GRIZZLY LOCKER
Part Number: YGA-28034
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Yukon 30 spline 4340 Chrome-Moly axle & Grizzly Locker kit for Jeep TJ, XJ, YJ & ZJ.
Part Number: YGA-21758
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Grizzly Locker, Toyota 8.0 in., 30 Spline, Toyota, 4 Cylinder Engine, Each
Part Number: YGA-28019
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Yukon Grizzly Locker for Dana 60, 4.56 & up, 40 spline
Part Number: YGA-28025
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Yukon Grizzly Locker for Toyota Landcruiser, 30 spline
Part Number: YGA-28032
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Grizzly Locker, Dana 30, 27 Spline, 3.73 Up Ratio, Each
Part Number: YGA-28000
Estimated Ship Date: Today
Estimated Ship Date: Today
Wheel Bearing Spacer, Hub Defender, NASCAR Canadian Hubs, Howe Spindles, Bicknell Hubs, Aluminum, Black, Each
Part Number: DPR-00710522
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
