Transmissions

Best Transmissions In The Industry

OE Quality

Manufactured by TREMEC, the world’s largest RWD manual transmission company, in vertically integrated and fully automated facility.

Internally Shifted

All shift linkage internally housed and lubricated for clean shifts and no binding.

Advanced Internals

High alloy gears, wide shaft spacing and advanced synchronization.

Superior Performance

Quick shifts and big power ratings

Quiet Cruising

Great cruising RPMS - 18% to 50% drop in highway RPMS.

Increased Fuel Economy

30-50% better than stock, on average

2 Year Warranty

1 year from TREMEC, extended to 2-years by American Powertrain.

American Powertrain is the world’s largest TREMEC dealer. All of our TREMEC units are covered by TREMEC’s factory warranty plus American Powertrain’s extended warranty and Extended Hours Tech Service.

Buy where the world’s top builders buy, American Powertrain.

TREMEC TKX

5-Speed Factory 600lb-ft rating (constant load)

Specifications

Designed for multiple applications with little to no floor pan modifications
Compact, end-loaded design provides the perfect solution for custom builds
Outstanding shift-ability at high RPMs (up to 7500) to match modern, high-performance engines
600 pound-foot (lb.-ft.) of torque capacity
Single overdrive reduces engine wear and fuel consumption for comfortable roadway driving
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TREMEC TKO

5-Speed factory 600ft-lb rating (constant load)

Specifications

5-Speed with Overdrive 5th gear
Three gear sets available
Heavy Duty GM 26-spline input/Ford 31-spline output
Compatible with all domestic V8s and many 4 and 6-cylinders
Mechanical and Electronic speedometer output
User adjustable shift positions
6400rpm shift capability
Upgrade to 950ft-lb/7500rpms available on all models
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TREMEC Magnum

6-Speed factory 700ft-lb rating (constant load)

Specifications

6-Speed with Overdrive 5th and 6th gear
Two gear sets available
Heavy Duty GM 26-spline input/Ford 31-spline output
Compatible with all domestic V8s and many 4 and 6-cylinders
Mechanical and Electronic speedometer output
User adjustable shift positions
7000rpm shift capability
Upgrade to 1100ft-lb/8400rpms available on all models
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TREMEC Magnum XL

6-Speed Factory 700ft-lb rating (constant load)

Specifications

Factory fit for 2005-up Ford Mustang
Local shifter – Replaces vague, rubbery factory remote shifter
All of the same capabilities as the standard Magnum
Much stronger than factory Getrag MT82
Complete one-box kit – Includes SFI bell, cross member, shifter, handle and knob
Requires 26-spline clutch disc and one-piece driveshaft conversion
Two gear sets available
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TREMEC Cobra T5 for Ford

5-Speed Factory 300 ft-lb rating (max load)

Specifications

Cobra gear set with 2.95 1st/.63 OD
10×1-16” Ford input/27-spline Ford output
Factory replacement for 1983-92 Fox Mustang
Great for classic Mustangs and Cougars
Sometimes called “Z-spec” T5
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TREMEC TR-4050 4×4 Transmission

5-Speed Factory 600ft-lb rating (constant load)

Specifications

Right side PTO – 6 Bolt
Same bolt pattern as NV4500
Chrysler/Jeep Transfer case bolt circle with 23 spline output shaft
High-contact constant-mesh helical gears for maximum strength
Die-cast aluminum alloy housing saves weight & offers considerable rigidity
Standard right-hand six-bolt PTO offers the ability to run hydraulic pumps
The multiple rail internal shifter provides excellent shift feel and performance
Tapered bearing on input, main and counter shafts provide excellent internal stabilizing.
Needle bearings under gears reduce friction and noise outputAll forward gears and reverse gear synchronized.
Advanced synchronizer technology promotes smoother shifting and reduced shift effort.
Counter shaft-mounted 5th gear synchronizer improves NVH in overdrive.
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Transmissions

Find Parts For Your Vehicle

Best Transmissions In The Industry

OE Quality

Internally Shifted

Advanced Internals

Superior Performance

Quiet Cruising

Increased Fuel Economy

2 Year Warranty

TREMEC TKX

TREMEC TKO

5-Speed factory 600ft-lb rating (constant load)

Specifications

TREMEC Magnum

6-Speed factory 700ft-lb rating (constant load)

Specifications

TREMEC Magnum XL

6-Speed Factory 700ft-lb rating (constant load)

Specifications

TREMEC Cobra T5 for Ford

5-Speed Factory 300 ft-lb rating (max load)

TREMEC TR-4050 4×4 Transmission

5-Speed Factory 600ft-lb rating (constant load)

Specifications