Product Description
The Load Wheel Assembly SU S9111-XL is engineered for high-performance applications, featuring a robust polyurethane tread that is securely bonded to a precision-machined steel core. This assembly is ideal for use in electric pallet trucks, providing excellent durability and floor protection.
Specifications: 6.000 inch diameter x 2.750 inch width (6.000" x 2.750" | 6 x 2.75 wheel | 6 x 2-3/4 | 152.40mm x 69.85mm)
• High-strength polyurethane tread for enhanced durability
• Precision-machined steel core for reliable performance
• Cushothane XL compound ensures non-marking floor protection
Designed for compatibility with Liftsplus.com electric lift trucks and equivalent class pallet trucks, this load wheel assembly is a reliable choice for your material handling needs.
Specifications
Material & Construction
| Core Material | Machined steel core |
| Finish | Natural polyurethane, steel core with anti-corrosion finish |
Part Numbers
| Manufacturer Part Number | SU S9111-XL |
| Component Designation | SU S9111-XL-A (assembly) |
Wheel Dimensions
| Outside Diameter | 6 |
| Inside Diameter | 2.75 |
| Width Side to Side | 2.75 |
| Tread Profile | 3/8 Radius |
| Bore Depth | 0.83 |
| Bore Outside Diameter | 3.1491 |
Frequently Asked Questions
Q: What is the SU S9111-XL load wheel assembly designed for?
A: The SU S9111-XL is engineered for high-performance electric pallet truck applications. It features a robust polyurethane tread securely bonded to a precision-machined steel core (6.000 inch OD x 2.750 inch width). The steel core provides superior load-bearing strength compared to aluminum hub designs, making it ideal for heavy-duty and continuous-cycle warehouse operations.
Q: How does the SU S9111-XL differ from aluminum hub wheels?
A: The SU S9111-XL uses a precision-machined steel core instead of an aluminum or plastic hub. Steel cores offer greater rigidity and impact resistance, supporting higher load ratings and sustained duty cycles. The polyurethane tread is bonded securely to the steel using industrial adhesive. This design sacrifices some heat dissipation compared to finned aluminum designs but excels in rugged, high-load environments.
Q: What bearing type is compatible with the SU S9111-XL?
A: The SU S9111-XL typically uses standard sealed ball bearings (such as 6203-2RS). Verify your pallet truck manual to confirm the exact bearing size and type. The bore outside diameter is specified at 3.1491 inches with a bore depth of 0.83 inches (0.83 inch). Confirm these measurements match your truck axle before installation.
Q: How do I know if the SU S9111-XL wheel needs replacement?
A: Replace the wheel if the polyurethane tread shows separation from the steel core, visible cracking, or flat spots from sustained pressure. Rotate the wheel by hand; grinding, squealing, or locked resistance indicates bearing failure. If the wheel exhibits any wobble or lateral play when mounted, the bearing or axle may be damaged. High-load duty may cause faster tread wear; monitor quarterly.
Q: Can the SU S9111-XL wheel be reused if the tread is worn?
A: No. Once the polyurethane tread is worn or damaged, the entire assembly must be replaced. The tread cannot be re-bonded or re-molded in the field. If the steel core is intact and the bearing functions properly, you may be able to transfer the bearing to a new wheel assembly; however, this requires bearing removal expertise. In most cases, complete wheel replacement is the recommended solution.