9K–16K Aluminum Oil Cap – 3.75" – AL-KO / QRG – VALCRUM ST-375

9K–16K Aluminum Oil Cap – 3.75" – AL-KO / QRG – VALCRUM ST-375

Description
The VALCRUM ST-375 Aluminum Oil Cap is designed for compatible 9K–16K AL-KO / QRG oil-bath trailer hub applications. Featuring a 3.75" size and heavy-duty aluminum construction, this oil cap provides a durable replacement for worn, cracked, damaged, or leaking oil caps.

The ST-375 helps retain oil inside the hub while protecting the bearings and internal hub components from dirt, moisture, and other contaminants.

Key Features

• Application: 9K–16K trailer axles
• Part Number: VALCRUM ST-375
• Compatibility: AL-KO / QRG
• Type: Oil Bath Hub Cap
• Size: 3.75"
• Material: Aluminum
• Designed for compatible AL-KO / QRG oil-bath hubs
• Helps retain oil inside the hub
• Protects bearings and internal hub components
• Heavy-duty aluminum construction
• Ideal replacement for cracked, damaged, worn, or leaking oil caps
• Suitable for equipment, dump, flatbed, and commercial trailers
• Sold individually – 1 Oil Cap

Brand: VALCRUM
Part Number: ST-375
Capacity: 9K–16K
Size: 3.75"
Material: Aluminum
Compatibility: AL-KO / QRG