Product Description
Poly caster wheel assembly for Crown electric lift trucks, featuring steel hub, 97A premium polyurethane tread, precision 6205 2RS bearing with external race, compatible with multiple Crown electric models. Cross-references include CR 083179 and GW 9143-A.
Specifications
Material & Construction
| Tread Material | Premium polyurethane, 97A Shore A hardness |
| Hub Material | Steel hub, precision machined |
| Bearing Specification | Precision 6205 2RS sealed deep groove ball bearing, external race |
Part Numbers
| Primary Part Number | CR 83179-050-XL |
| Cross-Reference Part Numbers | Supersedes CR 83179-050; equivalent to CR 083179, GW 9143-A |
| Related Part Numbers | CR 115374-001, CR 115374-002 |
| Compatible Crown Models | PE 4000, PE 4500 Series, W40 XL, W40 XT, W40 Z, SMX45, XM 8300, XM 8400, XM 8500 Series, 7HBW23, MP/MPB 040 AC, MPB 040 E, MPW 050 E |
Frequently Asked Questions
Q: Which Crown electric models are compatible with the CR 83179-050-XL?
A: This wheel assembly is compatible with Crown PE 4000, PE 4500 Series, W40 XL, W40 XT, W40 Z, SMX45, XM 8300, XM 8400, XM 8500 Series, 7HBW23, and MP/MPB/MPW series models. Confirm your exact model designation before purchase.
Q: What are the physical dimensions of this wheel assembly?
A: The assembly features a wheel.
Q: What tread material is used on the CR 83179-050-XL?
A: This wheel features premium 97A Shore A polyurethane tread. The 97A hardness provides extended wear life compared to standard 95A compounds, with lower floor noise on smooth warehouse surfaces.
Q: What are the cross-reference and equivalent part numbers?
A: The 83179-050-XL supersedes the earlier 83179-050 and is equivalent to 083179 and GW 9143-A. Related assemblies include CR 115374-001 and CR 115374-002.
Q: What bearing is used in this wheel assembly?
A: The wheel is equipped with a precision 6205 2RS sealed deep groove ball bearing. The 2RS designation indicates sealed contact on both sides, protecting internal races from moisture and dust.
Q: What is the expected service life of this wheel?
A: Expected service life is under normal warehouse conditions. The 97A polyurethane compound extends wear compared to standard 95A wheels. Accelerated wear may occur on rough concrete, outdoor use, or with repeated dock leveler impacts.
Q: How should this wheel be stored?
A: Store in a cool, dry environment away from direct sunlight and extreme temperatures. Protect from chemicals, solvents, and oils that may degrade the polyurethane tread.
