The TREMEC TCET17765 TKX 5-Speed Transmission is a premium rear-wheel-drive manual transmission engineered specifically for Ford-powered classic cars, muscle cars, hot rods, and restomod projects. Featuring a 2.87:1 first gear and a 0.68 overdrive, this transmission offers an excellent balance of strong acceleration and low engine RPM for comfortable highway cruising. Its compact, end-loaded design provides superior fitment in many classic Ford applications with little or no transmission tunnel modification.
Rated to handle 600 lb-ft of torque, the TKX is built with a durable aluminum case, high-strength alloy steel gears, and advanced multi-cone synchronizers for smooth, precise shifts at engine speeds up to 7,500 RPM. With three selectable shifter locations, mechanical and electronic speedometer outputs, and a rugged 26-spline input shaft, the TCET17765 is an ideal upgrade for street performance, pro-touring, and high-horsepower Ford builds.
Features
- Genuine TREMEC TCET17765 TKX 5-Speed Manual Transmission
- Designed for Ford rear-wheel-drive applications
- Wide-ratio gearing with 2.87:1 first gear
- 0.68 overdrive for reduced highway RPM
- Rated for 600 lb-ft of torque
- Smooth shifting up to 7,500 RPM
- Maximum engine speed of 8,000 RPM
- Compact end-loaded aluminum case
- Three selectable shifter mounting locations
- Multi-cone synchronizers with hybrid bronze/carbon friction rings
- High-strength ASTM 4615 alloy steel gears and shafts
- 26-spline input shaft and 31-spline output shaft
- Mechanical and electronic speedometer provisions
- Built-in reverse light switch
- Cruise control safety switch
- Stub shifter included
Gear Ratios
- 1st Gear: 2.87:1
- 2nd Gear: 1.89:1
- 3rd Gear: 1.28:1
- 4th Gear: 1.00:1
- 5th Gear: 0.68:1
- Reverse: 2.56:1
Specifications
- Brand: TREMEC
- Manufacturer Part Number: TCET17765
- Model: TKX
- Transmission Type: 5-Speed Manual
- Drive Type: Rear-Wheel Drive
- Application: Ford
- Torque Capacity: 600 lb-ft
- Maximum Engine RPM: 8,000 RPM
- Recommended Shift RPM: 7,500 RPM
- Case Material: Aluminum
- Dry Weight: Approximately 99 lbs
- Input Shaft Diameter: 1.125 inches
- Input Shaft Spline Count: 26
- Output Shaft Diameter: 1.375 inches
- Output Shaft Spline Count: 31
- Speedometer Output: Mechanical and Electronic
- Release Type: Mechanical
- Fluid Capacity: 2.7 Quarts
- Recommended Fluid: TREMEC High Performance Manual Transmission Fluid
- Shifter Positions: Three
- Bellhousing Included: No
- Shifter Included: Rear-Mounted Stub Shifter
- Slip Yoke Included: No
Package Includes
- TREMEC TCET17765 TKX 5-Speed Manual Transmission
- Rear-Mounted Stub Shifter
- Reverse Light Switch
- Cruise Control Safety Switch
- Installation Hardware
- Manufacturer Documentation
Bellhousing, clutch kit, flywheel, transmission mount, crossmember, slip yoke, and driveshaft are sold separately unless otherwise specified.
Recommended Applications
Ideal for:
- Ford Mustang
- Ford Falcon
- Ford Fairlane
- Ford Torino
- Ford Maverick
- Ford Ranchero
- Mercury Cougar
- Mercury Comet
- Ford F-100
- Small Block Ford 289
- Small Block Ford 302
- Small Block Ford 351W
- Street Rods
- Pro-Touring Builds
- Restomod Projects
- High-Performance Street Cars
Installation Requirements
Installation may require:
- Ford-compatible bellhousing
- 26-spline clutch disc
- 31-spline slip yoke
- Transmission crossmember
- Transmission mount
- Driveshaft modification depending on vehicle
- Clutch linkage or hydraulic clutch conversion
- TREMEC High Performance Manual Transmission Fluid
Professional installation is recommended to ensure proper alignment, shifter placement, and optimum drivetrain performance.
Warranty
The TREMEC TCET17765 TKX 5-Speed Transmission Ford 2.87 1st / .68 OD is backed by a 1-Year Limited Warranty, covering defects in materials and workmanship under normal use and proper installation.
Why Choose the TREMEC TCET17765 TKX?
The TREMEC TCET17765 TKX is the perfect transmission for Ford enthusiasts seeking modern shifting performance without sacrificing drivability. With a 600 lb-ft torque rating, 2.87 first gear, 0.68 overdrive, compact installation-friendly design, and smooth high-RPM shifting capability, it delivers exceptional acceleration, relaxed highway cruising, and long-term durability. Built with premium synchronizers, high-strength alloy steel gears, and a lightweight aluminum housing, this transmission is an outstanding choice for classic Ford restorations, street machines, and pro-touring builds.



