Product Description
Load Wheel Kit GWK-W45ZHD-LW-XL is a direct-fit replacement for Hyster W45ZHD electric pallet trucks. The kit features industrial-grade 97A polyurethane wheels with sealed bearings, lube axle design, string guards, and mounting hardware for OEM-level fit and durability.
Compatibility: Fits pallet jacks made by Hyster, model W45ZHD. SKU: GWK-W45ZHD-LW-XL
Specifications
Material
| Core Material | Machined steel core with durable poly tread |
Part Numbers
| Manufacturer Part Number | GWK-W45ZHD-LW-XL |
| OEM Model Compatibility | Fits Hyster W45ZHD |
Frequently Asked Questions
Q: What is the XL designation and how does it differ from standard W45ZHD wheels?
A: GWK-W45ZHD-LW-XL is industrial-grade heavy-duty variant featuring 97A Shore hardness polyurethane. The XL service grade designation indicates engineering for extended duty cycles, rough floor surfaces, and continuous operations. XL wheels provide 20-30 percent longer service life compared to standard 95A configurations. Choose XL if equipment operates more than 6 hours daily or on uneven concrete. Standard duty equipment under 6 hours daily may not require XL upgrade.
Q: Are these wheels a direct fit for Hyster W45ZHD without modifications?
A: Yes, GWK-W45ZHD-LW-XL provides direct-fit replacement for Hyster W45ZHD equipment. Machined steel core with durable poly tread design matches OEM specification. No hub modification or axle adjustment is required. Installation is plug-and-play if existing axle and bearing specifications are factory standard. Verify your W45ZHD model serial number matches current production range. Equipment outside standard serial ranges may require component verification before installation.
Q: What sealed bearing design is used and what maintenance schedule applies?
A: Kit features sealed roller bearing assemblies with lube axle design. Bearings are pre-lubricated with Grade 2 multi-purpose grease. Sealed design prevents water and debris ingress but requires periodic grease addition through Zerk fittings. Lubricate every 250 operating hours or monthly, whichever comes first. For XL-grade heavy-duty service, increase lubrication frequency to every 125 hours. Sealed bearing life typically extends 18-24 months under normal maintenance conditions.
Q: What tool requirements and safety procedures are necessary for installation?
A: Required tools include socket set, bearing puller tool, and cotter pin pliers. Safety procedures mandate raising jack to full height on level surface with forks fully lowered. Engage emergency lowering valve if equipped. Never work beneath raised jack without supporting with safety blocks. Remove fasteners and extract bearing assembly using bearing puller at controlled speed. Do not hammer wheels onto axles as this damages bearing races. Press new wheels using proper bearing press tool with gradual pressure application.
Q: How do I diagnose bearing failure and what are replacement options?
A: Symptoms of bearing failure include grinding noise, rough rotation feel, or side play exceeding 0.025 inches. Wheels may lock suddenly or seize during operation. Overheating at bearing hub indicates friction from damaged races or balls. If bearing damage occurs, replace entire wheel and bearing assembly as sealed unit. Individual bearing replacement is not recommended for field service. Do not attempt to disassemble sealed bearings as you risk contamination and improper reassembly.
Q: What is the expected service life and cost comparison to standard-duty wheels?
A: GWK-W45ZHD-LW-XL wheels typically last 18-24 months under continuous heavy-duty operation, compared to 12-15 months for standard 95A wheels. XL-grade cost premium is approximately 25-35 percent above standard wheels. Break-even analysis for continuous shift operations shows XL wheels justify the cost through reduced downtime and replacement frequency. For light-duty applications under 4 hours daily, standard wheels provide better value. Track replacement frequency on your fleet to determine cost-effectiveness for your specific operating profile.