Trailer Axle Bearing Kit – #42 Spindle (1.25"/1.50") – Fits 5,200–7,000 lb Axles (BK-AG)
The BK-AG Trailer Axle Bearing Kit includes all components needed to service one trailer hub on a standard #42 spindle axle (rated 5,200–7,000 lb). Each kit includes premium tapered roller bearings, matching races, a double-lip grease seal, and dust cap—ideal for rebuilds, maintenance, or new hub installations.
Kit Contents (For One Hub)
| 1 × LM29749 | Inner Bearing – 1.500" ID |
| 1 × LM29710 | Inner Race – 2.500" OD |
| 1 × LM67048 | Outer Bearing – 1.250" ID |
| 1 × LM67010 | Outer Race – 2.328" OD |
| 1 × SL175 | Double-Lip Grease Seal – 2.25" ID × 3.376" OD |
| 1 × DC-250L | Drive-In Dust Cap – 2.44" OD |
Fitment & Compatibility
- Fits 5,200 lb, 6,000 lb, and 7,000 lb trailer axles
- Compatible with Dexter, Lippert, Rockwell, Quality, and AL-KO #42 spindles
- Used with standard 12" × 2" electric or hydraulic brake hubs
- Replaces bearing sets LM67048/LM67010 (outer) and LM29749/LM29710 (inner)
- Seal SL175 fits 2.25" spindle shoulder, 3.376" hub bore
Notes
- One kit services one hub. Order quantity two to complete both sides of an axle.
- All bearings, races, and seals are precision-matched for long service life.
- Free shipping from our Illinois warehouse (ZIP 61360). Ships within 1 business day.
Retail Price: $47.49 – includes free shipping on additional kits.
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