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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 131 Items.
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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
Differential, Eaton Detroit Locker, 30-Spline, Dana 60, 4.10 and Lower, Each
Part Number: ETN-225SL19B
Estimated Ship Date: Today
Estimated Ship Date: Today
Grizzly Locker, Dana 60, 30 Spline, 4.10 Down Ratio, Each
Part Number: YGA-28002
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
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
Differential, Lock-Right, Locker, 30-Spline, Dana 60, Each
Part Number: PWT-2610-LR
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Differential, Lock-Right, Locker, 35-Spline, Dana 60, Each
Part Number: PWT-2620-LR
Estimated Ship Date: Today
Estimated Ship Date: Today
Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.56 Up Ratio, Each
Part Number: YGA-34024
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit
Part Number: ARB-RD166
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit
Part Number: ARB-RD167
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Yukon Grizzly Locker for Dana 60, 4.56 & up, 40 spline
Part Number: YGA-28025
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.10 Down Ratio, Each
Part Number: YGA-34022
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Zip Locker, Air Locker, Dana 60/61, 30 Spline, 4.10 Down Ratio, Each
Part Number: YGA-34021
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Differential Carrier, Spartan Locker, Steel, 10-bolt, 30-spline, Rear, Dana 60, Chevy, Dodge, Ford, Jeep, Each
Part Number: SPZ-17003
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Differential Carrier, Air Locker, Nodular Iron, Rear, Dana 60, Kit
Part Number: ARB-RD162
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Differential, Eaton Detroit Locker, 30-Spline, Dana 60, 4.56 and Higher, Each
Part Number: ETN-225SL19A
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 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: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Zip Locker, Air Locker, Dana 60/61 30 Spline, 4.56 Up Ratio, Each
Part Number: YGA-34023
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Differential Carrier, Air Locker, Nodular Iron, Dana 60, Kit
Part Number: ARB-RD165
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Crosspin, Replacement, Steel, Spartan, Dana 60, Each
Part Number: SPZ-17019
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Differential Carrier, Air Locker, Nodular Iron, Dana 60, Kit
Part Number: ARB-RD188
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD C-Clip, Kit
Part Number: ARB-RD169
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
E-Locker Wire Harness, Dana 60, Eaton E-Locker, Each
Part Number: SDH-10021771
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier - Unloaded; Dana 60, 4.56 & Up, Eaton E-Locker
Part Number: SDH-10024012
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Differential Carrier, Air Locker, Nodular Iron, Rear, Dana 70-HD, Dana 70-U, Dana 80, Kit
Part Number: ARB-RD173
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each
Part Number: AUB-545023
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Eaton Electronic ELocker 35 Spline Differential Dana 60/60-HD 14023-010
Estimated Ship Date: Today
