✓LOCKING SUPPORT NOTICE: Most installations lock securely. Due to differences in fuel tank neck wear and tolerances, a small number of trucks may require adjustment. If you experience a locking issue, contact the seller through Amazon—we have a solution available.
✓[Part Number]: OEM replacement for 03-37017-000 (0337017000), 03-37017-002 (00337017002), 0334466002, 600149, 572.1018, 918010 — used for Freightliner 1/4 turn locking diesel non-vented fuel tank cap
✓[Wide Compatibility]: Truck locking gas cap compatible with Freightliner Cascadia 113 (2008-2018), Cascadia 125 (2008-2018), Columbia 112/120 (2001-2016), Century 112/120 (1996-2010), Coronado (2003-2022), M2-112 (2005-2022) — 3" size refers to the outer diameter of the filler neck, for diesel applications only
✓[Superior Performance]: FKM Fluoroelastomer gasket offers superior resistance to diesel, oils, and high temperatures, ensuring a tight seal to prevent leaks and evaporation, while the aluminum body provides long-lasting corrosion resistance
✓[Easy Installation]: Quick 1/4 turn design installs in seconds without tools, saving time and effort
✓[2 Dust Covers Included]: Comes with two protective dust covers designed for truck fuel tank caps. Helps block dirt, mud, and debris from entering the cap opening and keeps the fuel cap area cleaner for longer service life
✓[What’s Included]: 2 dust covers for truck fuel tank Cap, 2 locking fuel tank caps (3" female 1/4 turn) with FKM Fluoroelastomer rubber gasket seal, 13" safety chain with 6.5" bail, and 4 matching keys for secure fuel access