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X1 Oil cap, 21-88, Solid Billet Aluminum 3.5" WITH WRENCH (21-88-BILLET-WRENCH-KIT)

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Billet Aluminum Oil Bath Cap 3.5"-12 Thread with Wrench for Dexter Axles

Part Number: 21-88-BILLET-WRENCH-KIT

Billet aluminum oil bath cap kit with wrench for 3.5"-12 threaded hubs, designed for Dexter axle applications including 9K–10K (post July 2009) configurations.

R&P Knowledge Hub

Oil bath caps retain lubrication inside the hub. Proper thread fit and sealing components are essential to prevent leaks and maintain bearing performance.

Features

  • Solid billet aluminum oil cap construction
  • 3.5"-12 thread specification
  • Fits Dexter 9K–10K (post July 2009) axles
  • Includes billet wrench for installation/removal

Specifications

Part Number 21-88-BILLET-WRENCH-KIT
Thread Size 3.5" Diameter
Thread Count 12 Thread
Material Billet Aluminum
Axle Ratings 9K - 10K (Post July '09)
Fits Dexter Axles

Included Components

Part Number Quantity Description
21-88 1 Billet Aluminum Oil Bath Cap (3.5"-12)
046-032-00 1 Center Plug
010-050-00 1 O-Ring
Billet-Wrench-2.5 1 Billet Aluminum Wrench for 2.5" Hex Caps
21-88 billet oil cap 3.5-12 oil bath cap Dexter 9k 10k hub cap billet aluminum oil cap with wrench trailer oil bath hub cap replacement 21-88 oil cap kit