Locking Fuel Cap Pair for Peterbilt 4-Inch Diesel Tanks 600212 11-04859-200

Secure both compatible diesel filler necks with this pair of locking fuel caps. Each cap is supplied with a retaining chain and two matching keys.

Dimensions and references

• Nominal inner diameter: 4 inches
• Outer diameter: approximately 4.45 inches
• Chain length: approximately 11.22 inches
• Silver aluminum cap construction
• References: 600212 and 11-04859-200

Compatibility

For Peterbilt fuel tanks using the matching 4-inch cap/filler-neck design. The supplier lists selected 330, 335, 337, 340, 348, 352, 357, 359, 362, 365, 367, 377, 378, 379, 384, 385, 386, 387, 388, 389, 579 and 587 trucks across different production years.

Measure the filler-neck diameter and compare the locking, sealing and venting arrangement with the original. A truck model or year alone does not guarantee the tank configuration.

Package

Two new aftermarket locking caps, two safety chains and four keys as pictured. The two caps are supplied as a pair; matching keys are provided per cap, and a common key for both caps is not promised. Clean the filler area before installation and check correct seating and retention.