64-67 GM A-BODY MDL Modified Tremec TKX 5-Speed/.81-OD

$3,550.00

Gear ratio 2.87, 1.89, 1.28,1,  .81od

Fits:
– GM A-body 1964-1967

MDL mods bring the shifter stub up in the OE position

Click here to see what’s different

 

Description

64-67 GM A-BODY MDL MODIFIED TREMEC TKX 5-SPEED/ .81-OD
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 it’s right.



What do we do to the TKX:

MDL modifications bring the shifter stub up in the OE position
We achieve this by carefully machining, updating, and integrating new pieces to 
this must-have transmission
Not available through TREMEC.

Fits:
  – GM A-body 1964-1967   Chevelle, GTO, Lemans, 442, GSX

Features:
  –  Gear Ratios 2.87, 1.89, 1.28, 1, .81od
  –  26 spline input, 31 spline output

64-67 GM A-BODY MDL MODIFIED TREMEC TKX 5-SPEED/ .81-OD
MDL mods bring the shifter stub up in the OE position

 

Call for a quote today at 208-453-9800

 

TKX is the next generation in five-speeds
With End-Loading Design
Which provides such advantages as:

  • a slimmer case design for great tunnel clearance
  • increased case strength, and fewer case seams.

All this and 8000 RPM shifting & 600lbs/ft. torque capacity

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

 

Product Features

 

  • Sintered carbon/bronze-Hybrid triple cone synchro’s
    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 bell housings)
  • 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
  • The cruise control safety switch is located 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

 

If you are making over 400 hp and need an update from your four-speed this is the transmission for you.

We offer complete TKX five-speed packages
They are 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 manufacturer’s 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.

Lubricant Specifications

For all Tremec TKX 5-Speed models, the recommended oil is Dexron III ATF
Amsoil 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

Additional information

Weight 1936 oz
Dimensions 48 × 14 × 18 in

VIDEO

MANUAL

TKX Service Manual_04.05.2021

 

TKX Parts Manual_04.05.2021

OIL DETAILS

TKO / TKX Oil info

WHY BUY A TREMEC

WHY BUY A TREMEC ?

 

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