MDL modified Tremec TKX 5 speed, Front Socket Shifter with a Taller Shifter Housing for Trucks.
This shifter is a close-ratio custom-made piece that is now an integral part of the transmission.
This is an upgraded transmission, this isn't just a bolt-on shifter.
They are all prepared at our facility by hand to ensure quality & precision.
Many hours of R&D were put forth to provide this to you our customer.
No upgraded TKX leaves here unless its right.
What do we do to the TKX:
MDL modifications bring the shifter stub up in OE position.
We achieve this by carefully machining, updating, and integrating new pieces to this must-have transmissionNot available through TREMEC.
Fits:
- Chevy C10/20
Features:
- Gear Ratios 2.87, 1.89, 1.28, 1, .81od - 26 spline input, 31 spline output
MDL mods bring the shifter stub up in the OE position

Sintered carbon/bronze-Hybrid triple cone synchro's with a non-leading tooth profile Product Features

We offer complete TKX five-speed packagesThey are totally customizable.Contact us today for a detailed quote.
Experience the MDL difference:
When you purchase a complete MDL Conversion Package you get
TKX offers even more:
For all Tremec TKX 5-Speed models, the recommended oil are:
Fluid capacity is 2.7 quarts / 2.6 Liters.
Fluid Maintenance LINK for Tremec Transmissions
This shifter is a close-ratio custom-made piece that is now an integral part of the transmission.
This is an upgraded transmission, this isn't just a bolt-on shifter.
They are all prepared at our facility by hand to ensure quality & precision.
Many hours of R&D were put forth to provide this to you our customer.
No upgraded TKX leaves here unless its right.
What do we do to the TKX:
MDL modifications bring the shifter stub up in OE position.
We achieve this by carefully machining, updating, and integrating new pieces to this must-have transmission
Not available through TREMEC.
Fits:- Chevy C10/20
MDL mods bring the shifter stub up in the OE position
Click here to see what's different
Click here to see what's different
Features:
- Gear Ratios 2.87, 1.89, 1.28, 1, .81od - 26 spline input, 31 spline output
MDL mods bring the shifter stub up in the OE position
TKX is the next generation in five speedsWith end-loading design, which provides such advantages as:
- greater tunnel clearance
- increased case strength, and fewer case seams.

Sintered carbon/bronze-Hybrid triple cone synchro's with a non-leading tooth profile Product Features
- Sintered carbon/bronze-Hybrid triple cone synchros...with a non-leading tooth profile.
- Close gear ratio (2.87, 1.89, 1.28, 1.00, .81) high-performance applications
- Utilizes GM TKO bolt pattern & 7.2? length input shaft(with a short input shaft option you can bolt to:GM close pattern 3-4 speed bellhousings)
- 26-spline input shaft & a 31-spline output shaft for added strength.
- GM .590 pilot tip and 1.375? OD throwout bearing guild tube.
- Robust design with an internal 3-rail shift system & steel shift forks.
- All gears & shafts are made from special grade steel (ASTM 4615) for the increased demands of today's engines.
- Single-piece countershaft provides an increased torque carrying capacity.
- Tapered roller bearings on input, output & counter shafts improve performance....(reducing noise factor) with a caged needle bearing on the main shaft.
- Equipped with an MDL high-performance short-throw billet aluminum shifter that isolates road noise, while providing clean crisp shifts......(See more detail on the MDL shifter here)
- A new smaller mid-position shifter mounting base reduced the footprint
- Built-in reverse light switch on the left side
- Cruise control safety switch location on the right side of the TKX.
- The rear main-shaft support bushing moved from the tail closer to the gearbox provides better support.
- All mating surfaces are sealed with gaskets

We offer complete TKX five-speed packagesThey are totally customizable.Contact us today for a detailed quote.
Experience the MDL difference:
When you purchase a complete MDL Conversion Package you get
- We extend the manufacturers warranty by an extra year with a 1-year grace period.
- We have the best in the industry customer service.
- lifetime technical support.
TKX offers even more:
- Three shifter locations are standard.(For the Mid position, an additional kit is required)
- Ford Mechanical 7-tooth speedometer cable drive gear
- The reluctor wheel is 17-tooth.
- OSS two-wire Analog speedometer sensor built-in.
- Reduce engine rpm to a level that makes it fun to drive besides enhancing fuel efficiency.
For all Tremec TKX 5-Speed models, the recommended oil are:
- Dexron III ATF
- Amzoil ATF
- Tremec High-Performance manual transmission Fluid (HP-MTF)
- Mobil 1 Synthetic ATF.
Fluid capacity is 2.7 quarts / 2.6 Liters.
Fluid Maintenance LINK for Tremec Transmissions
GM | Gear Ratios | Spline count | |||||
Item # | 1st | 2nd | 3rd | 4th | 5th | Input | output |
TCET17722 | 2.87 | 1.89 | 1.28 | 1.00 | 0.81 | 26 | 31 |
TCET17805 | 2.87 | 1.89 | 1.28 | 1.00 | 0.68 | 26 | 31 |
TCET18083 | 3.27 | 1.98 | 1.34 | 1.00 | 0.72 | 26 | 31 |