Overview
The 4 Wheel Parts Factory T-Series 5 on 5.5 center cap in satin black (part number 4WP501455502) is a push-thru center cap for wheels with a 5×5.5 bolt pattern.
The T-Series is a 4 Wheel Parts wheel line that the brand calls trail-ready and suited to aggressive off-road use. This cap is the matching center piece for that styling, with a closed face that covers the hub.
Key features
- Push-thru style center cap
- Closed face covers the hub
- Satin black finish
- Fits a 5×5.5 bolt pattern
- Matches the T-Series line, described by 4 Wheel Parts as trail-ready
Trail wheels and styling
Center caps are a small part of a wheel setup, but they do keep dirt and moisture away from the hub face. On a rig that runs mud or sand, a closed cap helps keep grit out of the open center, which makes the hub area easier to clean after a day outdoors.
When you change wheel size or offset, the cap may sit differently against the wheel face. Test fit with the tire and wheel assembled before final tightening, and check that the lug nuts are seated evenly. Re-check the lug torque after the first drive, as wheels can settle slightly.
Matching a satin black cap to other trim is mostly a matter of finish. Satin tends to hide light marks and road grime better than gloss, which is why many owners choose it for off-road wheels that see frequent cleaning.
- Test fit before final tightening
- Re-check lug nuts after the first drive
- Match finish to other trim pieces
- Replace caps that rattle or work loose
Specifications
| Brand | 4 Wheel Parts |
|---|---|
| Part number | 4WP501455502 |
| Product line | Factory T-Series |
| Cap type | Push thru |
| Open or closed | Closed |
| Bolt pattern | 5×5.5 |
| Finish | Satin black |
Vehicle fitment
No vehicle is named for this cap. Its fit is set by the 5×5.5 bolt pattern, so confirm that pattern against your wheels before fitting it.
What’s included
This item is the center cap alone, without wheels or lug nuts.










