Performance & Replacement Transmission & Drivetrain Parts

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701111-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701111-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701112-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701112-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701113-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701113-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701114-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701114-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701115-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701115-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701116-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, +.090-.125 in., Each

Part Number: SUM-701116-90

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, +.250 in., Each

Part Number: SUM-701117-250

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, Each

Part Number: SUM-701112

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Free Shipping
• Special Order

Automatic Transmission Rebuild Kits, Stage 1 HP, with Bands, Clutches, Gaskets, Seals, and Filter, Dodge, Truck, Kit

Part Number: BDD-1062001

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

GM 4L80E two wheel drive 4 speed overdrive automatic transmission designed for Gen 2 LT style engines. Level 3

Part Number: GES-GS4L80ELTL3

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $650.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $6,595.00

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 4L80E two wheel drive 4 speed overdrive automatic transmission designed for Gen 2 LT style engines. Level 4

Part Number: GES-GS4L80ELTL4

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $650.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $7,595.00

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 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LS style engines. Level 5 PRO SERIES

Part Number: GES-GS4L85ELSL5

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $850.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $21,295.00

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 4L85E two wheel drive 4 speed overdrive automatic transmissions designed for LT style engines. Level 5 PRO SERIES

Part Number: GES-GS4L85ELTL5

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $850.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $21,295.00

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, 600 hp Rated Max, Level 4, 4R100, 4WD, Stall Converter, Diesel Ford, Kit

Part Number: GES-GS4R100D4X44

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,345.00

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, 600 hp Rated Max, Level 4, 4R100, RWD, Stall Converter, Diesel Ford, Kit

Part Number: GES-GS4R100DL4

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,345.00

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, 600 hp Rated Max, Level 4, 4R100, 4WD, Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R100S3444

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,345.00

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, 600 hp Rated Max, Level 4, 4R100, RWD, Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R100SB3L4

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,345.00

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 6L80E four wheel/ all wheel drive 6 speed overdrive transmission designed for LS engines. Level 4

Part Number: GES-GS6L804X4L4

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $650.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,995.00

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

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Automatic Transmission, Up to 600 hp Max, Level 4, 6L80E, RWD, 2,800 Stall Converter, LS Bellhousing, Chevrolet, Kit

Part Number: GES-GS6L80L4

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

• Core Charge $650.00
• Free Shipping
• Special Order
• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $9,495.00

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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