Transmissions & Transmission Parts

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits for 1975-1981 CAMARO, FIREBIRD - COGM-F3FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, F-Body, 1975-81, Kit

Part Number: AWR-COGM-F3FX

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-T1FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.82:1 Fifth Gear, Truck, Chevy/GMC, C10/C15/C1500, Kit

Part Number: AWR-COGM-T1FX

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-B1FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Tri-5, 1955-57, Kit

Part Number: AWR-COGM-B1FX

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

B&M ShiftPlus Electronic Shift Improver Kits 70380

Shift Improver, ShiftPlus Electronic, GM 4L60E, 4L80E, Each

Part Number: BMM-70380

3.82 out of 5 stars ( 11 )

Estimated Ship Date: Dec 10, 2025 if ordered today

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Estimated Ship Date: Dec 10, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 7871052

Bearing assembly

Part Number: RMG-78-71052

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts 1304085006

Input Drive, S Ratio, Richmond T-10 4-Speed

Part Number: RMG-1304085006

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 7855606

Cluster Bearing, Road Race 5-Speed, Front Cluster/6-Speed ROD, Rear Cluster, Each

Part Number: RMG-7855606

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 1304603010

Kit , detent for T-10 4 speed

Part Number: RMG-1304603010

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts T85B115

Gasket, side cover for T-10 plus 4 speed

Part Number: RMG-T85B115

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts 1304089006

Silder hook for 1&2 & 3&4

Part Number: RMG-1304089006

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts 6520000

Gear Synchron slider for 1,2,3,4

Part Number: RMG-6520000

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

BD Diesel Tap Shifters 1031361

Automatic Transmission Controller, Tap Shifter, Chevy, GMC, Allison 1000, Kit

Part Number: BDD-1031361

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 6291034

Keys & springs for Richmond 1/2/3/4

Part Number: RMG-6291034

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts T1088A

Thrust Washer, Richmond Super T-10, Each

Part Number: RMG-T1088A

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts 4682AJ

Synchro Spring, Manual Transmission, 4 Speed, 5 Speed, 6 Speed, Each

Part Number: RMG-4682AJ

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Richmond Gear Manual Transmission Replacement Parts 1304598003

Cam assembly for reverse shift T-10 4 speed

Part Number: RMG-1304598003

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

ATI Stator Support Shafts ATI205210

Stator Support Shaft Powerglide Heat Treated Steel

Part Number: ATI-205210

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 1304193002

Washer thrust washer 1st gear Richmond T-10 4 speed

Part Number: RMG-1304193002

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 7871030

Gear reverse gear bearing assembly

Part Number: RMG-7871030

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 8280040

O-Ring, Manual Transmission Replacement Part, Richmond Super T-10 4-speed, Super T-10 Plus 4-speed, Each

Part Number: RMG-8280040

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts T85G25

SPACER EA

Part Number: RMG-T85G25

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 103565

TAPER PIN

Part Number: RMG-103565

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 6760000

Kit, lever

Part Number: RMG-6760000

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 7660005

Cluster Shaft, Transmission Replacement Part, Richmond 6-speed with Overdrive, Each

Part Number: RMG-7660005

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Richmond Gear Manual Transmission Replacement Parts 8256375

Case Breather, Manual Transmission Replacement Part, Richmond Super T-10 Plus 2-speed, Each

Part Number: RMG-8256375

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today