Transmissions & Transmission Parts

Automatic Transmission, Up to 650 hp/600 ft. lbs, Max, Level 4, One Piece Case, 4L60E, 4WD, 2,800 - 4,000 Stall, LT Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L60E4X4L4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,195.00

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 650 hp/600 ft. lbs, Max, Level 4, One Piece Case, 4L60E, RWD, 2,800 - 4,000 Stall, LT Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L60EL4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,695.00

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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GM 4L65E two piece case four wheel drive 4 speed overdrive automatic transmission set up for LS style engines. Level 3

Part Number: GES-GS4L65E4X4L3

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,195.00

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, 4L65-E Level 4, for LS 13-Pin Main Harness, Max 600 hp/500 lbs.-ft. Torque at Crank, with 2,600-4,000 Torque Converter, Each

Part Number: GES-GS4L65E4X4L4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,195.00

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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GM 4L65E two piece case two wheel drive 4 speed overdrive automatic transmissions with big block Mopar bellhousing. Level 3

Part Number: GES-GS4L65EBBML3

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,695.00

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

×

GM 4L65E two piece case two wheel drive 4 speed overdrive automatic transmissions with big block Mopar bellhousing. Level 4

Part Number: GES-GS4L65EBBML4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,695.00

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

×

GM 4L65E two piece case two wheel drive 4 speed overdrive automatic transmissions with Gen III Hemi bellhousing. Level 3

Part Number: GES-GS4L65EHEML3

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,695.00

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

×

GM 4L65E two piece case two wheel drive 4 speed overdrive automatic transmissions with Gen III Hemi bellhousing. Level 4

Part Number: GES-GS4L65EHEML4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,695.00

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, up to 650 hp and 650 ft/lbs Torque, 4L65E, LT4 Bellhousing, 2,600-2,800 rpm Stall Converter, Chevy, Kit

Part Number: GES-GS4L65ELT4L4

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,995.00

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

×

GM 4L65E two piece case two wheel drive 4 speed overdrive automatic transmissions with small block Mopar bellhousing. Level 3

Part Number: GES-GS4L65ESBML3

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $5,695.00

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

×

Case Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749115

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749073

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749075

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749077

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749078

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749071

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749072

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749083

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749084

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749086

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749088

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Case Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749116

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749119

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749127

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Oil Pump Gasket, Automatic Transmission Rebuild Component, Each

Part Number: PIO-749130

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order