Transmissions & Transmission Parts

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

Part Number: SUM-701129

Not Yet Reviewed

Estimated Ship Date: Jan 12, 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-701134-90

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

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

Part Number: SUM-701135

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Torque Converter, 10 in. Race, TH350, TH400, PG With Turbo Splines, Each

Part Number: SUM-701139

Not Yet Reviewed

Estimated Ship Date: Jan 12, 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

PROLINE3000 SHORTY ADDING SFI CASE TO PL2500--2500 SHORTY

Part Number: TOS-2512-3000S

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order

ULTIMATE PG SHORTY 1.80-GEARS, PRO MOD DRUM, PRO MOD-PUMP 2500HP

Part Number: TOS-2512-5500S

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order

PROLINE 5000 SHORTY 1.80-PLANETARY, NASA SHAFT,-SFI CASE

Part Number: TOS-2512-5000S

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order

Automatic Transmission, Up to 500 hp/500 ft. lbs, Max, Level 3, 4L60E, 4WD, 1,800 - 2,200 Stall, LT Bellhousing, 13-Pin Connector, Chevrolet, Kit

Part Number: GES-GS4L60E24X43

Not Yet Reviewed

Estimated Ship Date: Feb 11, 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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GM 4L60E two piece case two wheel drive 4 speed overdrive automatic transmission set up for LT style engines. Level 5 PRO SERIES 13pin harness

Part Number: GES-GS4L60E2L5

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $7,195.00

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 500 hp/500 ft. lbs, Max, Level 3, One Piece Case, 4L60E, 4WD, 2,600 - 3,600 Stall, LT Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L60E4X4L3

Not Yet Reviewed

Estimated Ship Date: Feb 11, 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, 600 hp Rated Max, Level 4, E4OD, RWD, Stall Converter, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GSE4ODSBL4

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 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

×

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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GM 6L90E four wheel drive 6 speed overdrive transmission designed for LS engines. Level 3

Part Number: GES-GS6L904X4L3

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: $9,195.00

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 6L90E two wheel drive 6 speed overdrive transmission designed for LS engines. Level 3

Part Number: GES-GS6L90L3

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: $8,695.00

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 Transmission, Level 3, 6R80, 4WD, Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS6R804X4L3

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: $8,495.00

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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