Tuff Torq – 7A646084230 – K57k Smp Transaxle – For Snapper/Ferris/Simplicity – 1734348 Top Rated
Original price was: $1,309.45.$523.78Current price is: $523.78.
Genuine OEM Tuff Torq – 7A646084230 – K57k Smp Transaxle
Replaces the Following:
Snapper/Ferris/Simplicity – 1734348
K57
Note: Your unit may look different. The picture is a stock photo of the K57 Series.
Manufacturer ID: K57
If your application is a little more heavy duty, or calls for secondary hydraulic support, theK57may be just what you’re looking for. This powerful unit has many different configurations that have been developed to handle the demands of many different kinds of riding mowers and larger lawn tractors. TheK57is truly a “Swiss Army Knife” of transaxles. This has made this powerful product one of the first solutions to many OEM’s complicated and innovative new product applications.
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 |
|
|
Reduction Ratio |
31.68:1 |
|
|
Axle Torque (Rated) |
31.68:1 = 255 (188) |
Nm (lb-ft) |
|
Max. Tire Diameter |
31.68:1 = 559 (22) |
mm (in) |
|
Brake Capacity |
31.68:1 = 372 (275) |
Nm (lb-ft) *@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 |
|
|
Bypass Valve (Roll Release) |
Standard |
|
|
Hydraulic fluid Type |
Proprietary Tuff Torq Tuff Tech drive fluid recommended. (Contact OEM for other options) |





