Gearstar Performance Transmission Parts and Accessories

Automatic Transmission, 600 hp Rated Max, Level 3, 4R100, 4WD, 1,300-2,200 Rpm Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R100S3443

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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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

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 3, 4R100, RWD, 1,300-2,200 Rpm Stall Converter, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R100SB3L3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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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

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 500 hp/450 ft. lbs. Max, Level 3, 4R70W, 4WD, 2,600-3,200 Stall, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R70W34X43

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $500.00
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Automatic Transmission, 750 hp/550 ft. lbs. Max, Level 4, 4R70W, 4WD, 2,600 - 4,500 Stall, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R70W34X44

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $500.00
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Automatic Transmission, 500 hp/450 ft. lbs. Max, Level 3, 4R70W, RWD, 2,600 - 3,200 Stall, 3 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GS4R70W3L3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $500.00
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Automatic Transmission, 600 hp Rated Max, Level 3, E4OD, 4WD, 1,300-2,200 Rpm Stall Converter, Big Block Ford, Kit

Part Number: GES-GSE4ODBB4X43

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 3, E4OD, RWD, 1,300-2,200 Rpm Stall Converter, Big Block Ford, Kit

Part Number: GES-GSE4ODBBL3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 4, E4OD, RWD, Big Block Ford, Kit

Part Number: GES-GSE4ODBBL4

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 3, E4OD, 4WD, 1,300-2,200 Rpm Stall Converter, Diesel Ford, Kit

Part Number: GES-GSE4ODD4X4L3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 4, E4OD, 4WD, Stall Converter, Diesel Ford, Kit

Part Number: GES-GSE4ODD4X4L4

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 3, E4OD, RWD, 1,300-2,200 Rpm Stall Converter, Diesel Ford, Kit

Part Number: GES-GSE4ODDL3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp Rated Max, Level 4, E4OD, RWD, Diesel Ford, Kit

Part Number: GES-GSE4ODDL4

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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Automatic Transmission, 600 hp/550 ft. lbs. Max, Level 3, E4OD, 4WD, 1,300 - 2,200 Stall, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GSE4ODSB4X43

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order

Automatic Transmission, 600 hp Rated Max, Level 4, E4OD, 4WD, Stall Converter, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GSE4ODSB4X44

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order

Automatic Transmission, 600 hp/550 ft. lbs. Max, Level 3, E4OD, RWD, 1,300 - 2,200 Stall, 2 Bolt Starter, Small Block Ford, Kit

Part Number: GES-GSE4ODSBL3

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
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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

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $450.00
• Free Shipping
• Special Order

US Shift Quick4 Controller - E4OD/4R100

Part Number: GES-GSUSQ4E4OD

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Automatic Transmission, Up to 650 hp/600 ft. lbs, Level 4, Two Piece Case, 4L60E, 4WD, 2,000 - 2,400 Stall, LT Bellhouse, 13-Pin Connector, Chevy, Kit

Part Number: GES-GS4L60E24X44

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Estimated Ship Date: Apr 6, 2026 if ordered today

• Core Charge $350.00
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BOLT KIT, FLEXPLATE, Dodge GEN III Hemi, 5.7, 6.1, 6.4 V8, M10-1.0 x .800, Set of 8

Part Number: GES-GSFLXBT5

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Estimated Ship Date: Mar 30, 2026 if ordered today

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BOLT KIT, FLEXPLATE, Ford 4.6L & 5.4L Modular V8, Coyote and 7.3 Godzilla M10-1.0 x .800, Set of 8

Part Number: GES-GSFLXBT4

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Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

6R80 to Small Block Ford torque converter adapter hardware and torque converter pilot adapter. For use with GS68507

Part Number: GES-GS68509

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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4L60E 2PC Case

Part Number: GES-S0002

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Estimated Ship Date: Apr 13, 2026 if ordered today

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FLEXPLATE SFI 29.1, MOPAR Gen III Hemi, 8 Bolt Crank, 130T, Int Bal, For GM Transmissions TH-350 10.75 x 3 & Power Glide 11.50 x 3

Part Number: GES-GSFLXGEN3

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Estimated Ship Date: Apr 6, 2026 if ordered today

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