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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Individual Parts

Results 1 - 25 of 179

Transmission Dipstick, Locking, Aluminum Handle, Black Anodized, Chrysler, Dodge, NAG1, Kit

Part Number: BMM-22301

4.33 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Transmission Dipstick, Locking, Aluminum Handle, Black Anodized, Chrysler, Dodge, NAG1, Kit

Part Number: BMM-22302

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Transmission Dipstick, Locking, Aluminum Handle, Black Anodized, Chrysler, Dodge, NAG1, Kit

Part Number: BMM-22300

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Aug 22, 2025 if ordered today

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Estimated Ship Date: Aug 22, 2025 if ordered today

TORQUE CONVERTER, MOPAR TORQUE CONVERTER, NAG1, HEMI 3200 STALL TWIN DISC

Part Number: FTI-ESRT83200

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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MOPAR TORQUE CONVERTER, NAG1, HEMI 3600 STALL TWIN DISC

Part Number: FTI-SRT80086

Not Yet Reviewed

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Torque Converters, ESR Series, 1.335 in. Crank Pilot Diameter, Lockup Compatible, 22-spline, 10.000 in. Diameter, 722.6, NAG1, Each

Part Number: FTI-ESRT82600

Not Yet Reviewed

Estimated Ship Date: Today

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MOPAR TORQUE CONVERTER, NAG1, HEMI 3000 STALL TWIN DISC

Part Number: FTI-SRT83082

Not Yet Reviewed

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

Torque Converters, ESR Series, 1.335 in. Crank Pilot Diameter, Lockup Compatible, 22-spline, 10.000 in. Diameter, 722.6, NAG1, Each

Part Number: FTI-ESRT83000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

Torque Converter Bolts, 8mm x 1.25, 12-Point, 8740 Chromoly, Chrysler, NAG1, Set of 6

Part Number: ARP-147-7301

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Transmission Pan, Deep, Aluminum, Natural, Chrysler, NAG1, Each

Part Number: BMM-10300

4.5 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Shifters, Automatic, Magnum Grip Pro Stick, Cable Operated, Reverse/Forward Shifter Pattern, Black Pistol Grip Knob, Chrysler, Dodge, NAG1, Kit

Part Number: BMM-81188

Not Yet Reviewed

Estimated Ship Date: Today

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MOPAR TORQUE CONVERTER, NAG1, HEMI 4000 STALL HARD HIT TWIN DISC

Part Number: FTI-SRT88082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

Automatic Transmission Conductor Plate and Connector, NAG1, W5A580, DGJ, Each

Part Number: RNB-917-678

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

MOPAR TORQUE CONVERTER, NAG1, HEMI 3200 STALL TWIN DISC

Part Number: FTI-SRT80082

Not Yet Reviewed

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

MOPAR TORQUE CONVERTER, NAG1, HEMI 3800 STALL TWIN DISC

Part Number: FTI-SRT86391

Not Yet Reviewed

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

Transmission Pan - Heavy-Duty Cast Aluminum – WA580, W5A580, NAG1

Part Number: PPE-228053500

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

Specialty Components, 722.6, W5A-580, NAG1 Overlap Control Bushing Kit

Part Number: TRG-7226OLBKIT

Not Yet Reviewed

Estimated Ship Date: Aug 19, 2025 if ordered today

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Estimated Ship Date: Aug 19, 2025 if ordered today

Deep Transmission Pan, NAG1 / 722.6, 2012-2018 Jeep 3.6L

Part Number: APF-3019008380

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

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Estimated Ship Date: Aug 18, 2025 if ordered today

MOPAR TORQUE CONVERTER, NAG1, HEMI 3800 STALL HARD HIT TWIN DISC

Part Number: FTI-SRT87082

Not Yet Reviewed

Estimated Ship Date: Sep 5, 2025 if ordered today

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Estimated Ship Date: Sep 5, 2025 if ordered today

Stage 2 NAG1 / 722.6 / W5A580 Transmission Package, 4WD, 2012-2018 Jeep Wrangler

Part Number: APF-3099148380

Not Yet Reviewed

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9.5IN NAG1/722.6 MULTI-PLATE LOCK-UP STREET RACER SERIES - 3600 HARD HIT STALL

Part Number: FTI-SRT86082

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

NAG1 / 722.6 / W5A580 Transmission and Torque Converter Package, 4WD, 2012-2018 Jeep Wrangler

Part Number: APF-3099048380

Not Yet Reviewed

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Automatic Transmission Case, Aluminum, Natural, Chrysler, Jeep, NAG1-210, Each

Part Number: MOP-52108431AA

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

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Estimated Ship Date: Oct 16, 2025 if ordered today

Automatic Transmission Case, Aluminum, Natural, Chrysler, Jeep, NAG1-220, Each

Part Number: MOP-52108447AA

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

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Estimated Ship Date: Oct 16, 2025 if ordered today

Transmission Solenoid, Automatic Transmission Control, Each

Part Number: SMP-TCS108

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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