Performance & Replacement Transmission & Drivetrain Parts

Differential, Auburn, Locker, 30-Spline, Dana 35, 10-Bolt, Each

Part Number: AUB-545014

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Transmission Speedometer Plug, Steel, Natural, Each

Part Number: SDA-555-7072

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Dec 26, 2025 if ordered today

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Transmission Package, GM LS Tremec 5 SPD - 2.87, 1.89, 1.28, 1.00, .81, Alum. Bell, Clutch, Flywheel, Hyd T/O Bearing, Fluid, Pigtails, & trans mount

Part Number: BTM-1517722

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Manual Transmission and Installation Kit Combo, Tremec T-56, Aluminum Case, Chevy, Kit

Part Number: AWR-COGM-X1J

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Center Support Mount

Part Number: PIO-648469

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749087

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Automatic Transmission, 500 hp/450 ft. lbs. Max, Level 3, 4R70W, RWD, 2,600 - 3,200 Stall, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R702L3

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $500.00
• Free Shipping
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,845.00

Rebate Expires: 12/31/2025

Get $250 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $250 back after rebate on a Gearstar Performance Level 3, Level 4, or Level 5 Transmission. Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 12/1/25 and 12/31/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only. Show Less

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Automatic Transmission, Up to 500 hp/500 ft. lbs, Max, Level 3, Two Piece Case, 4L60E, RWD, 2,200 - 2,400 Stall, LT Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L60E2L3

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $350.00
• Free Shipping
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $4,695.00

Rebate Expires: 12/31/2025

Get $250 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $250 back after rebate on a Gearstar Performance Level 3, Level 4, or Level 5 Transmission. Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 12/1/25 and 12/31/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only. Show Less

×

Automatic Transmission Controller, Quick4, Chevy, 4L60-E, 4L65-E, Kit

Part Number: GES-GSUSQ44L6065

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Differential, Select-A-Loc, 30-Spline, Dana 44, 10-Bolt, Each

Part Number: AUB-545019

Not Yet Reviewed

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Automatic Transmission Controller, EZ-TCU, Kit

Part Number: FST-30282-KIT

4.6 out of 5 stars ( 5 )

• Free Shipping

Automatic Transmission Controllers, Sniper EFI, Service Unit, Replacement Controller, Each

Part Number: SNE-551-100

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Manual Transmission, Tremec, 6-speed, 26-spline Input, 2.97:1 First Gear Ratio, Ford, Each

Part Number: FMS-M-7003-M6XL

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 31, 2025 if ordered today

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Differential, Select-A-Loc, 27-Spline, Dana 30, 10-Bolt, Each

Part Number: AUB-545017

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Automatic Transmission, Up to 500 hp/500 ft. lbs, Max, Level 3, One Piece Case, 4L60E, RWD, 2,600 - 3,600 Stall, LT Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L60EL3

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

• Core Charge $350.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $4,695.00

Rebate Expires: 12/31/2025

Get $250 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $250 back after rebate on a Gearstar Performance Level 3, Level 4, or Level 5 Transmission. Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 12/1/25 and 12/31/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only. Show Less

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Automatic Transmissions, Aluminum,Forward Shift Pattern, 50 oz Balanced Flexplate, Dipstick, Transcooler, Bellhousing, 550 Hp, Ford, Each

Part Number: TCI-371700P13

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Automatic Transmission, Up to 500 hp/450 ft. lbs. Max, Level 3, 4R70W, 4WD, 2,600 - 3,200 Stall, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R7024X4L3

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $500.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,845.00

Rebate Expires: 12/31/2025

Get $250 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $250 back after rebate on a Gearstar Performance Level 3, Level 4, or Level 5 Transmission. Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 12/1/25 and 12/31/25. Rebate submission must be postmarked within 30 days of purchase. Allow 2-4 weeks for processing. Rebate for end consumer only. Show Less

×

Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 70, 10-Bolt, Each

Part Number: AUB-545027

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Differential, Select-A-Loc, 30-Spline, AAM 11.5 in. 14-Bolt, Chevy, GMC, Dodge, Ram, Each

Part Number: AUB-545046

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Transmission Package, GM LS Tremec 5 SPD - 2.87, 1.89, 1.28, 1.00, .68, Alum. Bell, Clutch, Flywheel, Hyd T/O Bearing, Fluid, Pigtails, & trans mount

Part Number: BTM-1517805

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential, Select-A-Loc, 30-Spline, Dana 44, 10-Bolt, Each

Part Number: AUB-545018

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Differential, Auburn, Locker, Select-A-Loc, 30-Spline, Dana 60, 10-Bolt, Each

Part Number: AUB-545025

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Differential, Auburn, Locker, 28-Spline, Ford, 8.8 in., 10-Bolt, Each

Part Number: AUB-545001

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Automatic Transmissions, Aluminum,Forward Shift Pattern, 28 oz Balanced Flexplate, Dipstick, Transcooler, Bellhousing, 550 Hp, Ford, Each

Part Number: TCI-371700P12

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Automatic Transmissions, Aluminum,Forward Shift Pattern, 28 oz Balanced Flexplate, Dipstick, Transcooler, Bellhousing, 850 Hp, Ford, Each

Part Number: TCI-471800P12

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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