Tuff Torq K46 ǀ The Most Popular (IHT) in the World

The Tuff Torq K46 is the most popular integrated hydrostatic transaxle (IHT) in the world…and for good reason.

This power unit has all the features and performance of much larger and more expensive transaxles, all at a very affordable cost and in a small and purpose-focused design.  This transaxle has a proven track record in a vast array of applications in all kinds of conditions.  We are confident that the Tuff Torq K46 is a great choice for your next riding mower or lawn tractor project!

Tuff Torq K46 The Most Popular Integrated Hydrostatic Transaxle in the World

 

Why Choose Tuff Torq?

Many companies will immediately tell you how wonderful their products are by jumping right into discussing features and benefits, we’ll get into that below, but first… in our opinion, great products can only be made by great companies and Tuff Torq is truly a great company.

Here’s why, Tuff Torq exists to provide a secure future for our employees, benefit the community, and respect the environment…we just happen to build the highest-value off-highway powertrain solutions in the world.

Now for the features and specifications…

Features

  • Patented L.O.G.I.C. case design for easy installation, reliability and serviceability.
  • Internal wet disk brake system
  • Reversible output/control lever operating logic for application optimization.
  • Smooth operation for either foot or hand control system.

Specifications

Specification Value Units
Application Rear Engine Riding Mower
Lawn Tractor
Reduction Ratio 28.04:1
21.53:1
Axle Torque (Rated) 28.04:1 = 231.4 (171)
21.53:1 = 177.7 (131)
Nm (ft-lb)
Max. Tire Diameter 28.04:1 = 508 (20)
21.53:1 = 457 (18)
mm (in)
Brake Capacity 28.04:1 = 330 (243)
21.53:1 = 253 (187)
Nm (ft-lb) *@ 350 N (79 lb) Brake arm force
Displacement (Pump/Motor) 7/10 cc/rev
Max. Input Speed 3,400 rpm
Axle Shaft Size 19.05 (0.75) mm (in)
Weight (dry) 12.5 (27.6) kg (lb)
Brake Type Internal Wet Disc
Housing (Case) Die-Cast Aluminum
Gears Heat-treated Powder Metal
Differential Automotive-type Bevel Gears
Speed Control System Foot Control: Dampening system or external shock absorber available
Hand Control: External friction pack and lever avalailable
Bypass valve (Roll Release) Standard
Hydraulic Fluid Type Proprietary Tuff Torq Tuff Tech drive fluid recommended. (Contact OEM for other options)

 

For more information, download the Tuff Torq K46 brochure here Residential-IHT-brochure-web

 

Whether you are a customer, distributor, dealer, or OEM we would love to hear from you.  Please reach out using the form below!

 

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