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2.25" Round Pre-bolted Flanged Spindle #42 7000# Dexter ALKO Axis Trailer Axle (SP-22542FZ-KIT)

$66.57
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#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.