TREMEC TCET17765 TKX 5-Speed Transmission Ford 2.87 1st/.68 OD

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.

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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

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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

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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

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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.

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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

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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.

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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.

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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.