American Powertrain Transmission & Drivetrain

Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1968-72 GM A-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit

Part Number: AWR-COGM-A2J

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1955-57 Tri-5 Chevy. .72 OD

Part Number: AWR-COGM-B1BX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1955-57 Tri-5 Chevy. .81 OD

Part Number: AWR-COGM-B1DX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1955-57 Tri-5 Chevy, 2.66:1 First Gear, 0.63:1 Sixth, Kit

Part Number: AWR-COGM-B1G

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1955-57 Tri-5 Chevy, 2.97:1 First Gear, 0.50:1 Sixth, Kit

Part Number: AWR-COGM-B1J

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1956-62 C1 Corvette .72 OD

Part Number: AWR-COGM-C1BX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1956-62 C1 Corvette .81 OD

Part Number: AWR-COGM-C1DX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1970-74 Chevy F-body Camaro, Firebird and TransAm .72 OD

Part Number: AWR-COGM-F2BX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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ProFit TKX Combo Kit for 1970-74 Chevy F-body Camaro, Firebird and TransAm .81 OD

Part Number: AWR-COGM-F2DX

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Estimated Ship Date: Jan 2, 2026 if ordered today

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