Genuine OEM Tuff Torq – 7A646084461 – K46ca Trans Prefilled With Oil

Replaces the Following:

MTD – Cub Cadet/Troy-Bilt/Craftsman – 618-07210

K46

Note: Your unit may look different. The picture is a stock photo of the K46 Series.

Manufacturer ID: K46

The 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 K46 is a great choice for your next riding mower or lawn tractor project!

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 (lb-ft)
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 (lb-ft) *@ 350 N (79 lb) Brake arm force
Displacement (Pump/Motor)	7/10	cc/rev
Max. Input Speed	3,000	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)