At a Glance
- >Fits many 7,000 lb trailer axles
- >2.25" weld end diameter
- >Pre-bolted brake flange (5-bolt pattern)
- >Standard 1" spindle threads
- >Flanged spindle design for brake backing plates
- Brand: R & P Carriages
- SKU: SP-22542FZ-KIT
Before You Order
Match the part number, measurements and connection points that apply to your trailer.
Fitment Check
| Part Number | Match the number stamped on the original bearing or seal. |
|---|---|
| Dimensions | Measure the mating surfaces when a number is unavailable. |
| Hub / Axle | Use capacity as context, not as the only fitment check. |
Product Details
#42 Trailer Spindle — 2.25" Flanged • Pre-Bolted • Fits Many 7,000 lb Axles
Part Number: SP-22542FZ-KIT
This #42 weld-on trailer spindle is commonly used on 7,000 lb axles and includes the pre-installed brake flange bolts plus nut, washer, and cotter pin. Suitable for axle builds, repairs, and heavy-duty applications requiring a flanged 2.25" spindle. Bearings, races, and seals are not included.
Features
- Fits many 7,000 lb trailer axles
- 2.25" weld end diameter
- Pre-bolted brake flange (5-bolt pattern)
- Standard 1" spindle threads
- Flanged spindle design for brake backing plates
- Includes washer, castle nut, and cotter pin
What’s Included
- 1 × 2.25" Non-Lubed Spindle (for 7K axles)
- 1 × Round Washer (SW1000)
- 1 × Castle Nut (006-001-00)
- 1 × Cotter Pin (165649)
Specifications
| Part Number | SP-22542FZ-KIT |
| Axle Rating | Common on 7,000 lb axles |
| Weld End Diameter | 2.25" |
| Outer Bearing | 14125A (1.25") — not included |
| Inner Bearing | 25580 (1.75") — not included |
| Seal Size | 2.25" ID (10-36 style) — not included |
| Thread Size | 1" |
| Brake Flange Pattern | 5-bolt (pre-installed bolts require 3/8" nuts) |
| Bolt Spacing | Approx. 2-1/8" between each bolt |
Additional Notes
Designed for grease-lubricated hubs only. Not suitable for oil-bath hub systems. Verify seal and bearing sizes before installation.
Fitment Notes
Typically used on Dexter-style 7K axles and similar AL-KO or Axis configurations. Always confirm measurements on your existing axle or hub system before ordering.
CUSTOMER PROOF
What customers say about parts like this.
Selected from R&P customer feedback for Bearing / Seal products and related trailer service.
RELEVANT TO
Bearing / Seal
★★★★★GOOGLE REVIEW
“I've ordered lots of trailer repair parts from them, always fast service, well packed, and the right parts. I highly recommend.”
★★★★★GOOGLE REVIEW
“Would like to say thanks to everyone at R and P Carriages parts were delivered fast and with the very helpful staff, the right parts were sent the first time. Thanks Happy Holiday's.”
★★★★★GOOGLE REVIEW
“Received swivel d-ring tie down 4 days after my wife ordered them , great price and came with backing plates. I received exactly what I paid for, thanks for the great service. Chris Davis , Mooresville NC”
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