Steering Cylinder Seal Rebuild Kit
Steering Cylinder Seal Rebuild Kit
Part Number: RBK-SCX-DE2.5-REV 3
Couldn't load pickup availability
SCX Series Steering Cylinder Seal Kit | 2.50" Bore Cylinders with Threaded Gland & Single Wear Ring Piston
Keep your PSC SCX Series steering cylinder performing like it should with this complete seal kit for 2.50" bore cylinders featuring a threaded gland and single wear ring piston design. This kit includes the piston seal, wiper seals, O-rings, backup rings, and wear ring needed to service your cylinder and restore proper sealing performance.
Designed specifically for PSC SCX cylinders, this rebuild kit helps address fluid leaks, contamination intrusion, and normal seal wear that can occur over time in demanding off-road environments.

Collapsible content
About:
Why you’ll love it
- Genuine PSC replacement seal components
- Designed for SCX Series 2.50" bore steering cylinders
- Fits cylinders with threaded gland and single wear ring piston configuration
- Helps restore sealing performance and reduce leaks
- Ideal for cylinder maintenance and rebuilds
- Includes wear ring, piston seal, O-rings, backup rings, and wiper seals
Tech Info
Heads‑up for installers
This seal kit is intended for PSC SCX Series steering cylinders with a 2.50" bore, threaded gland, and one wear ring piston design. Verify your cylinder configuration before ordering. Professional installation is recommended if you are unfamiliar with hydraulic cylinder service procedures.
Fitment
Fits select PSC SCX Series steering cylinders featuring:
- 2.50" Bore
- 1.50" Rod
- Threaded Gland
- Single Wear Ring Piston
Ideal for
- Hydraulic steering cylinder rebuilds
- Routine maintenance
- Repairing fluid leaks
- Restoring steering system performance
Specs
- Cylinder Series: SCX
- Bore Size: 2.50"
- Rod Size: 1.50"
- Gland Style: Threaded
- Piston Configuration: Single Wear Ring
- Seal Material: Buna-N & Urethane Components
- Wear Ring Material: Nylon
What’s included
- (2) Backup Rings, 228N90
- (1) Nylon Wear Ring, 2.50" x .500" x .125"
- (2) O-Rings, 2.484" ID x 2.75" OD BN70
- (2) Ribbed Heel Urethane D-Wiper Seals, 1.50" ID x 1.875" OD
- (1) SCX 2.50 Piston Seal
- (2) O-Rings, 2.234" ID x 2.50" OD BN70
California Prop 65 Warning
This product can expose you to chemicals including lead and di (2-ethylhexyl) phthalate, which are known to the State of California to cause cancer, birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov