Axletech Hydraulic Wet Disc Brakes – W4H

AxleTech International’s wet disc brakes have been in the most severe and diverse vocational usages ranging from; but not limited to: Lift Trucks, Container Handlers, Reach Stackers, both Rigid and Articulated Haulers, Log Loaders, Locomotive (Mining & Tunneling), Compactors, Rollers, Underground Mining and Exploration, Front End Loaders, Agricultural Spreaders, and Asphalt Pavers. Some of these wet disc brake applications are supported by unit mount brakes as well as integral to the current axle product range.

Heavy Duty Transaxle can offer Axletech Hydraulic Wet Disc Brakes in the following series :

Hydraulic Wet Brakes W3H Series
Hydraulic Wet Brakes W4H Series
Hydraulic Wet Brakes W4M Series
Hydraulic Wet Brakes WDM Series

Contact us regarding Axletech Hydraulic Wet Disc Brake options.

Only stocking Genuine service parts & kits!

NEW Genuine W4H Brake Assemblies in Stock!

Customer supplied rebuild options available!

Technical Specifications

  • Number of friction plates: 6 to 10
  • Maximum rated torque: 120,000 lb in / 13,560 N m to 659,000 lb in / 78,535 N m
  • Nominal actuation pressure: 1,500 psi / 103 bar to 350 psi / 24 bar
  • Minimum wheel size: 20 in / 508 mm

Recently supplied New AxleTech W4H Assemblies

Recent AxleTech W4H Rebuild

Heavy Duty Transaxle W4H customer supplied rebuild includes:

1. Teardown & Cleaning
— Detailed Assembly/disassembly instructions are generated by cooperative effort with AxleTech Engineering
— W4H Bake Assemblies are disassembled using appropriate equipment and fixturing
— Visual and / or magnaflux inspections
— Cleaning using media blast or chemical bath
2. Machining & Rework
— Rework processes / re-machining incorporated into the process if necessary
— Bill of Material (BOM) verified and set up to track any re-machining or special processing
— Any machining is planned and coordinated with AxleTech Engineering
3. Assembly
— Parts inspection
— Use of all genuine service parts
— Subassembly
— Final assembly
— W4H Brake Assemblies are leak tested per individual component to meet OEM specification

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