PV90M55,35*52*6,R910764701/R909830380/R909831661, Hydraulic Motor Repair Kit Seal Kit for Danfoss Sauer 90M055 55cc Closed Circuit Piston Motor,80030S30/11134053

PV90M55 Repair Kit / Seal Kit for Sauer Danfoss 90M55 Hydraulic Motor

This overhaul seal kit is specially designed for Sauer Danfoss 90M55 (55cc) fixed displacement closed circuit axial piston motor.
OEM Part No.: 11134053

Kit Contents

- Main shaft oil seal
- Full set FKM O-rings
- Housing & end cover gaskets
- Backup rings & sealing components

Features

- Material: FKM fluoro rubber, resistant to high pressure, high temperature and mineral hydraulic oil
- Max working pressure: 450 bar
- Bidirectional rotation
- For closed hydrostatic drive circuit
- Used to fix oil leakage, housing seepage and pressure cross leakage
- Note: This is only seal kit, without pistons, cylinder block, valve plate and other wearing mechanical parts.

Official Application Scenarios

✅ Agricultural machinery: Combine harvester, corn harvester, cotton picker, forage harvester, windrower, high-clearance sprayer (travel drive & header drive)
✅ Road construction machinery: Asphalt paver, road roller, cold recycler, road milling machine, trencher
✅ Concrete mixer truck: Mixing drum drive
✅ Forestry equipment: Logging grapple, forest skidder
✅ Special mining & material handling equipment
✅ Marine deck machinery: Winch, anchor windlass, small crane (certified version optional)

Service Tips

1. 90M55 is a closed-circuit piston motor. Check hydraulic oil cleanliness after overhaul, contamination will damage seals and piston assembly quickly.
2. Do not mix 90R pump repair kit with 90M motor seal kit.
3. For bio-oil or synthetic hydraulic oil, please confirm rubber compatibility before ordering.