Transmissions & Transmission Parts

Shift Improver Performance Pack, 4L60E, 4L65E, 4L70E, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: SOX-HP-4L60E-01

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Automatic Transmission Drums, Severe Duty, with Sprag Assembly, Billet Aluminum, GM, 4L80E, 4L85E and TH400, Kit

Part Number: ATI-407059

Not Yet Reviewed

Estimated Ship Date: Today

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Torque Converter, 10 in. Diameter, Chevy, Powerglide, 3,000 Stall, Each

Part Number: SUM-700334

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Torque Converter, Street Bandit, 9.6 in. Diameter, Lockup, 2,400-2,800 Stall, GM, 700R4, 200-4R, Each

Part Number: APE-48432

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Separator Plate, Engine to Bellhousing, Aluminum, Mill Finish, 0.060 in. Thick, Ford, SBF, 164-Tooth Flexplate, Each

Part Number: SUM-700602

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

Transmission Pan, Deep, Aluminum, Natural, GM, TH250, TH350, Each

Part Number: BMM-30280

4.91 out of 5 stars ( 35 )

Estimated Ship Date: Today

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INPUT SHAFT 300M MATERIAL

Part Number: SOX-34670-01

Not Yet Reviewed

Estimated Ship Date: Today

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Transmission Harness, All-In-One Transmission Wiring Harness, Manual, T-56, Ford, GM, Each

Part Number: BTM-7100000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Transmission Pan Kit, Deep Type, Drain Plug, A319 Aluminum, Natural, Finned with Logo, GM TH400, Each

Part Number: TFS-1001

4.73 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Automatic Transmission, Up to 500 hp/500 ft. lbs, Rated Max, Level 3, 4L65E, RWD, 2,600 - 3,200 Stall, LS Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L65EL3

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $350.00
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• Mfr. Rebate

$200.00 Mail-In Rebate

Price after Manufacturer Rebate: $4,745.00

Rebate Expires: 9/30/2025

Get $200 back after rebate on this Gearstar Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. ...Read More

Get $200 back after rebate on a Gearstar Performance Level 3 or Level 4 4L60/4L65/4L70E/4L80/4L85E Transmission! Go to https://www.summitracing.com/go/ges to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. 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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Flexplate, 168-tooth, Steel, Internal Engine Balance, SFI 29.1, TH400/4L80E, Chevy LS, Each

Part Number: TCI-399754

4.89 out of 5 stars ( 28 )

Estimated Ship Date: Today

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Torque Converter, Nitrous Holeshot, 3,500-3,800 rpm Stall Range, 30-spline, THM350/THM400, Each

Part Number: BMM-20485

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Automatic Transmission, Street and Strip, Automatic/Manual Valve Body Style, Chevy, TH400, Each

Part Number: HUP-34-1HD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Core Charge $200.00
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Bellhousing Adapter, Conversion, Cummins to GM, Billet Aluminum, 141-tooth Flexplate, 13 in. Diameter Torque Converter, Kit

Part Number: SUM-CSUM7738

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 4, 2025 if ordered today

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Torque Converter, SB Series, 11.0 in. Diameter, 2,800 rpm Flash Stall, 4R70W, 4R75W, AODE, Lockup, Each

Part Number: FTI-SB2800DE

4.13 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Clutch Kit, Dyna Max Organic, 10-spline, Organic Disc, Pressure Plate, Flywheel, Ford, 7.3L Diesel, Kit

Part Number: SBB-1944-60KHD

4.75 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Clutch Kit, RXT, 1 1/8 in. x 26-Spline, 9.688 in. Diameter Disc, Chevy, V8, Kit

Part Number: MCL-6921-07

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Transmission Pan, Stock, Steel, Black Powdercoat, Finned, 4L60, 4L60E, 700R4, Buick, Chevy, GMC, Pontiac, Each

Part Number: SUM-G3886B

4.62 out of 5 stars ( 77 )

Estimated Ship Date: Today

Automatic Transmission Rebuild Kit, Kolene Steels, GM, 700R4, Lockup, 30-Spline, Kit

Part Number: SUM-705023

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Flywheel, Steel, 164-Tooth, 30 lb., 28.2 oz. Engine Balance, Ford, 302, 351W, Each

Part Number: FMS-M-6375-K302

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Torque Converter, ESR Series, 9.50 in. Diameter, 3,000 rpm Flash Stall, TH350, TH400, Each

Part Number: FTI-ESR3082

4.69 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Automatic Transmission, StreetFighter, 30-spline Input, Fluid, Torque Converter, Cooler, 6 in. Tailshaft, Chevy, Buick, Olds, Pontiac,TH350, V8, Kit

Part Number: TCI-311000BP1

Not Yet Reviewed

Estimated Ship Date: Today

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Input Housing, SMART-TECH®, W/300mm Non-Reluctor Style HD Shaft, 4L60E, 4L65E, 4L70

Part Number: SOX-77733-11KB

Not Yet Reviewed

Estimated Ship Date: Today

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Flexplate, 157-Tooth, External Engine Balance, 28 oz. Imbalance, SFI 29.1, Ford, Small Block, Each

Part Number: SUM-G115SFI

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

Manual Transmission Tremec TKX, 5 Speed, 26-Spline, Shifter, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: REM-TCET17722

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 15, 2025 if ordered today

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