
7,000 lb Build Your Own Idler Axle Kit with 8-Lug Idler Hubs (9/16" Studs) and #42 Round Spindles
Part Number: BYOAK-42-H865-916-RD
This Build Your Own Axle Kit is designed for 7,000 lb trailer axle applications using an idler (non-brake) configuration. It includes heavy-duty 8-lug idler hubs with 9/16" wheel studs, #42 round spindles, bearing kits, and all required spindle hardware.
Axle tube is not included. This kit is commonly used for equipment trailers, dump trailers, and tandem or triple axle setups where an idler axle is required.
Important: The included spindles do not have a brake mounting flange, grease zerk, or oil bath capability. This kit is intended for standard grease-packed idler hubs only.
Features
- Designed for 7,000 lb class idler axle applications
- 8 on 6.5" bolt pattern idler hubs
- Heavy-duty 9/16" wheel studs
- #42 round weld-on spindles (non-flanged)
- Standard grease-packed bearing configuration
- Ideal for commercial and equipment trailer use
What’s Included
Spindles & Hardware- (2) #42 round weld-on spindles — SP-22542
- (2) Spindle washers — SW1000
- (2) Castle nuts — 006-001-00
- (2) Cotter pins — 165649
- (2) Idler hubs — 82865-916
- 8 on 6.5" bolt pattern
- 9/16" wheel studs
- (2) Bearing kits — HD-7000-KIT
Each HD-7000-KIT includes:
- (1) Dust cap — 021-043-02 (2.71" OD)
- (1) Outer bearing — 14125A (1.25" ID)
- (1) Inner bearing — 25580 (1.75" ID)
- (1) Grease seal — 10-36 (2.25")
Specifications
| Specification | Detail |
|---|---|
| Axle Class | 7,000 lb |
| Hub Type | Idler (No Brakes) |
| Bolt Pattern | 8 on 6.5" |
| Wheel Stud Size | 9/16" |
| Spindle Style | Round #42 (Non-Flanged) |
| Axle Tube Included | No |
Spindle Specifications
- Approx. 11" overall length
- 2.25" round solid weld-on shaft
- 1" spindle threads
- Accepts 1.25" outer and 1.75" inner bearings
- Uses 2.25" grease seal
Designed for 7,000 lb idler axle applications only. Always verify spindle dimensions, bearing sizes, wheel stud size, and bolt pattern before purchase. Axle tube, brakes, wheels, and tires are not included.