GMC SIERRA 2500 HD Transmission & Drivetrain

Axle Seal, Rear, 10.5 in. Ring Gear, 3.939 in. Outside Diameter, 2.854 in. Inside Diameter, Each

Part Number: ADO-291-319

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20 Summit Bucks

Ring and Pinion Installation Kit, Master Kit, GM10.5 in., 3rd Gen., Kit

Part Number: MGR-R14RLAMKH

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Seal, Automatic Transmission Selector Shaft, Each

Part Number: TMK-8792S

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Universal Joint Clamps, Steel, Pair

Part Number: MOG-530-10

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Today

Clutch Kit, RST Street Twin Clutch, Two Discs, 1.125 in. - 10-spline, Organic Disc, Pressure Plate, Billet Steel Flywheel, Chevrolet, GMC, Kit

Part Number: MCL-6405504

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Bellhousing, New, Aluminum, Allison, 1000, 1000-M74, Each

Part Number: ADO-29540491

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

Differential Cover, Steel, Natural, GM, 10.5 in., 14-Bolt, Each

Part Number: RNB-697-703

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

Torque Converters, Remanufactured, OEM Style, Heavy Duty, Milled Flats Hub, 6 Pad Mount, 13.5 in. Diameter, Stock Stall, Chevy, GMC, 6.6L, Each

Part Number: CCV-TQA2HD

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Core Charge $100.00
• Drop Ship
• Free Shipping
• Special Order

Yokes, Differential Drive Pinion Gear Yokes, Cast Iron, Chevrolet, GMC, Each

Part Number: ADO-87822532

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

Automatic Transmission Shift Shaft Seals, OEM-style, Steel/Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-8657163

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Pinion Bearing Race, 2.844 in. Diameter, Each

Part Number: TMK-HM88610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Differential Carrier

Part Number: RMG-XL-5030

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, Master Kit, AAM 11.5 in., Chevy/GMC, Pickup, Kit

Part Number: MGR-R115RMK

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B240

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Flexplate, Replacement, 168-Tooth, Steel, Internal Engine Balance, Chevy, Small Block LS, Each

Part Number: ATP-Z269

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each

Part Number: AUB-545023

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential, Lock-Right, Locker, 33-Spline, GM, 9.2 in./9.5 in., Each

Part Number: PWT-1950-LR

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $646.99

Rebate Expires: 12/31/2025

Get $35 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

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Yoke, Driveshaft, Replacement, Cadillac, Chevrolet, GMC, Hummer, Truck, Each

Part Number: ADO-12471638

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Driveshaft Support Bearing, Rubber, Black, Chevy, Dodge, Ford, GMC, Each

Part Number: ANI-6056

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Filter, Chevy, GMC, Hummer, Allison 1000, Kit

Part Number: SUM-G19013

Not Yet Reviewed

Estimated Ship Date: Today

Automatic Transmission Pan Magnet, THM125C, THM440, 4T60, ME9, TH400, 4l80, Buick, Cadillac, Chevrolet, Each

Part Number: ADO-24239049

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Transmission Pan Gasket, Silicone/Metal, 6L90, Each

Part Number: ADO-24226850

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

U-Joint Straps, Spicer 1350-1410 Style, Differential Location, GM 10.5 in. (14-bolt), Each

Part Number: YGA-41200

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Clutch Kit, Dyna Max Ceramic, Single, 1.375 in. - 10-spline, Ceramic/Kevlar® Disc, Pressure Plate, Flywheel, Chevy, GMC, 6.6L Diesel, Kit

Part Number: SBB-SDM0105DFK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Universal Joint Strap Kit, Steel, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: ADO-45U0505

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20 Summit Bucks