Replacement for Oil Cap 21-88 for 9K, 10K, and 12K Oil Bath Trailer Axle Hubs
Question:
the only numbers i can find on the axle cap is 21-88 and i cant that on line anywhere. was wondering if there is another part # to match this.
asked by: Shandy S
1
Helpful Expert Reply:
You have found it! Oil cap kit # RG04-300 includes the 21-88 oil cap you are looking for. The plug and o-ring are also included.
expert reply by:
Michael H
1
Product Page this Question was Asked From
Replacement Oil Cap Kit for 9,000-lb and 10,000-lb Dexter Axle
- Trailer Bearings Races Seals Caps
- Caps
- Oil Cap
- 3.5 Inch O.D.
- Redline
more information >
Featured Help Information
Miscellaneous Media
Continue Researching
- Shop: Replacement Oil Cap Kit for 9,000-lb and 10,000-lb Dexter Axle
- Shop: Dexstar Dual Wheel with 5-1/2" Offset - 16" x 6" Rim - 8 on 6-1/2 - Gray
- Search Results: 7~115
- Shop: Trailer Idler Hub Assembly for 10,000-lb Axles - 8 on 6-1/2
- Shop: Replacement Magnet Kit for 12" Electric Trailer Brake Assemblies - 5,200 lbs to 7,000 lbs
- Search Results: 387a
- Search Results: brake magnet
- Shop: Dexter Tandem-Axle Trailer Equalizer Kit for 2-1/2" Slipper Springs - 24-5/8" Equalizers
- Search Results: 13~140~3
- Shop: Oil Cap Kit 10-12K
- Search Results: akebrk~6
- Shop: etrailer Electric Trailer Brakes - 12" - Left/Right Hand Assemblies - 5,200 lbs to 7,000 lbs
- Search Results: 10~163
- Search Results: 25520
- Q&A: Replacement Trailer Dust Cap/Cover for Dexter 21-88
- Q&A: Torque Rating for Replacement Oil Cap Kit for AL-KO and Hayes 10,000-lb to 16,000-lb Axles
- Q&A: Replacement Threaded Dust Cap Needed with 3.43 Threaded Diameter
- Article: Trailer Wiring Diagrams
- Q&A: What Is The Recommended Lug Nut Torque On 7,000lb Axles?
- Article: Parts Needed to Add Electric Drum Brakes to a Trailer
- Shop: Suspension Enhancement
- Shop: Trim Kits
- Shop: Nerf Bars - Running Boards
- Q&A: Outside Diameter of Clear Oil Cap for 10,000-lb to 16,000-lb Oil Bath Hubs
- Video: Redline Trailer Bearings Races Seals Caps - Caps - RG04-300 Review
- Q&A: What Is the Proper Oil for Oil Bath Hubs on Trailer Axles?
- Q&A: O-Ring and Wrench For Dexter 21-88 Oil Cap
- Article: Ram Trailer Tow Prep Package
- Article: Testing Trailer Brake Magnets for Proper Function
- Shop: Vehicle Air Mattress