2008 GMC SIERRA-3500-HD Transmissions

Clutch Select Valve and TCC Regulator Valve kit GM 6L45, 6L50, 6L80, and 6L90

Part Number: TRG-6L8CSTCC

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: ADO-TF950

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Automatic Transmission Pan, Steel, Natural, 6L90, Chevy, GMC, Each

Part Number: ADO-24226851

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Control Solenoid Valve Filter Plate, 6L80, 6L90, Cadillac, Chevrolet, Each

Part Number: ADO-24236934

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: ADO-24226850

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Filter, Direct Fit, Chevy, GMC, Allison 1000, Sump Filter. Kit

Part Number: SUM-G19014F

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Torque Converter Housing Plug, 4L60, 8L45, 6L50, Buick, Cadillac, Each

Part Number: ADO-24205900

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Transmission Filter, Gasket, 4L60E, Each

Part Number: WIX-58847

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Today

Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B240

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Fluid Dipsticks, Bellhousing Mounting, Black Plastic Handle, 39.560 in. Length, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-24267668

Not Yet Reviewed

Estimated Ship Date: Today

Dipstick, Transmission, Automatic, Steel, Black, Cadillac, Chevrolet, GMC, Each

Part Number: RNB-921-049

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Filter, Gasket, Chevy, GMC, Hummer, Allison 1000, Each

Part Number: WIX-57701

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Filter, Replacement, Each

Part Number: WIX-58608

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Filter, Chevrolet, GMC, Each

Part Number: ADO-TF920

Not Yet Reviewed

Estimated Ship Date: Today

Specialty Components, 6L80 Stock OE Replacement Boost Valve

Part Number: TRG-6L8BOOSTOES

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

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Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B202

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Fluid Dipstick Component, Dipstick Tube, Steel, Black, 6L90, Chevrolet, GMC, Each

Part Number: RNB-921-048

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

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• Special Order

Transmission Control Solenoid

Part Number: SMP-TCS305

Not Yet Reviewed

Estimated Ship Date: Today

SEAL ASM, T/CV FLUID

Part Number: NAL-29546682

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Special Order

TUBE ASM-TRANS FLUID FIL

Part Number: NAL-24254615

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Special Order

Auto Trans Torque Converter Housing Seal

Part Number: NAL-29540130

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Drop Ship
• Special Order