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HAULK DEPOT®

Aluminum Oil/Grease Cap – For 9K–10K GD Hubs | HD
SKU: 10AL-GO-CP-HD
$42.00 USD $42.00 USD $57.00 USD
Sale 26.32% $15.00 USD (26.32%)
Shipping calculated at checkout.
In stock

We want you to be completely satisfied with your purchase. That’s why we offer a hassle-free return policy within 30 days of delivery*. If your item is unused, in original packaging, and eligible for return, you can send it back for a refund or exchange.

*Some exclusions may apply

Some of our products are backed by a 1-year limited manufacturer warranty covering defects in materials and workmanship under normal use. If you experience any issues during this period, we’ll work with you to repair, replace, or resolve it according to warranty terms.*

*Proof of purchase required

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For assistance, please contact us at +1-607-477-7774

Our support team is available during regular business hours ONLY
Description

This heavy-duty aluminum hub cap is designed for 9,000–10,000 lb General Duty (GD) axle systems and supports both grease and oil bath configurations. Crafted from corrosion-resistant aluminum alloy, it features a magnetic vent plug, integrated oil level sight window, and convenient drain/fill ports. The complete kit ensures a direct-fit replacement for Dexter and Valcrum assemblies.

Detailed Information:
Material Aluminum Alloy
Axle Rating 9,000–10,000 lbs (General Duty)
Application Grease & Oil Bath Axle Systems
Oil Level Window Yes
Vent Plug Magnetic
Ports Drain/Fill Ports Included
Fitting:

Compatible with Dexter 9K–10K GD axles and Valcrum-style hubs. Replaces factory aluminum hub caps for oil bath systems, providing enhanced sealing, fluid management, and debris protection. Easy to install with included plug, gasket, O-ring, and hardware.

Features:
  • Precision-Machined Aluminum: Engineered for durability and corrosion resistance in demanding environments.
  • Oil Level Sight Glass: Clear viewing window makes fluid checks simple without disassembly.
  • Magnetic Vent Plug: Captures metal particles to reduce axle wear and extend service life.
  • Accessible Ports: Built-in drain and fill access simplifies ongoing maintenance.
  • All-In-One Kit: Includes seals, plug, vent, O-ring, and mounting hardware.
Interchangeable Part Numbers:
  • K21-302-00
  • K71-704-00
  • 021-088-00
  • K21-257-00
  • ST-350-AM
Product Overview:

This premium aluminum grease/oil cap kit is a robust upgrade for Dexter and Valcrum 9K–10K General Duty axle hubs. With enhanced oil visibility, magnetic filtration, and complete installation components, it offers advanced protection and extended performance for high-capacity trailer systems.
Aluminum Oil/Grease Cap – For 9K–10K GD Hubs | HD
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