03-37017-00 Diesel Fuel Cap Non-Locking Non-Vented 1/4 Turn & Chain Replacement 03-37017-00 Diesel Fuel Cap Non-Locking Non-Vented 1/4 Turn & Chain Replacement MP MASS PARTS HEAVY TRUCK & TRACTOR 03-37017-00 Diesel Fuel Cap — a robust, non-locking, non-vented 1/4-turn replacement crafted from aluminum for durability in heavy-duty trucks and tractors. Construction: Aluminum fuel cap built to withstand harsh trucking environments. Operation: Non-vented, non-locking design with quick 1/4-turn action for fast fueling. Chain & Bail: Includes an 8.00" chain and 6.50" bail to prevent cap loss during fueling. Markings: "DIESEL ONLY" printed on the cap; underside is plain with no logos or numbers. Fit & Replacement: Replacement part numbers MP-2600AC3; compatible with Freightliner quarter-turn systems and other diesel fills. Replaces 3-37017-000, S21361, 600148, 0337017000, 337017000. Dimensions: Cap inner bore 3.5"; outer filler neck should be 3" (measure your fill neck before ordering). Performance: 220°F thermal relief helps protect the cap in hot vehicle bays. Ideal For: Fleets, maintenance shops, and DIY replacements for Freightliner and other heavy trucks requiring a diesel-only, non-vented cap. Measure your fuel filler before purchase: ensure a 3.5" cap bore with a ~3" outer neck for proper fit and reliable operation.

03-37017-00 Diesel Fuel Cap Non-Locking Non-Vented 1/4 Turn & Chain Replacement

Code: TRU0177
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$36.99 $34.99
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  • 1-4 DAYS DELIVERY

  • 100% ORIGINAL AND QUALITY

  • 24 MONTHS GUARANTEE

03-37017-00 Diesel Fuel Cap — a robust, non-locking, non-vented 1/4-turn replacement crafted from aluminum for durability in heavy-duty trucks and tractors.

  • Construction: Aluminum fuel cap built to withstand harsh trucking environments.
  • Operation: Non-vented, non-locking design with quick 1/4-turn action for fast fueling.
  • Chain & Bail: Includes an 8.00" chain and 6.50" bail to prevent cap loss during fueling.
  • Markings: "DIESEL ONLY" printed on the cap; underside is plain with no logos or numbers.
  • Fit & Replacement: Replacement part numbers MP-2600AC3; compatible with Freightliner quarter-turn systems and other diesel fills. Replaces 3-37017-000, S21361, 600148, 0337017000, 337017000.
  • Dimensions: Cap inner bore 3.5"; outer filler neck should be 3" (measure your fill neck before ordering).
  • Performance: 220°F thermal relief helps protect the cap in hot vehicle bays.
  • Ideal For: Fleets, maintenance shops, and DIY replacements for Freightliner and other heavy trucks requiring a diesel-only, non-vented cap.

Measure your fuel filler before purchase: ensure a 3.5" cap bore with a ~3" outer neck for proper fit and reliable operation.

03-37017-00 Diesel Fuel Cap — a robust, non-locking, non-vented 1/4-turn replacement crafted from aluminum for durability in heavy-duty trucks and tractors.

  • Construction: Aluminum fuel cap built to withstand harsh trucking environments.
  • Operation: Non-vented, non-locking design with quick 1/4-turn action for fast fueling.
  • Chain & Bail: Includes an 8.00" chain and 6.50" bail to prevent cap loss during fueling.
  • Markings: "DIESEL ONLY" printed on the cap; underside is plain with no logos or numbers.
  • Fit & Replacement: Replacement part numbers MP-2600AC3; compatible with Freightliner quarter-turn systems and other diesel fills. Replaces 3-37017-000, S21361, 600148, 0337017000, 337017000.
  • Dimensions: Cap inner bore 3.5"; outer filler neck should be 3" (measure your fill neck before ordering).
  • Performance: 220°F thermal relief helps protect the cap in hot vehicle bays.
  • Ideal For: Fleets, maintenance shops, and DIY replacements for Freightliner and other heavy trucks requiring a diesel-only, non-vented cap.

Measure your fuel filler before purchase: ensure a 3.5" cap bore with a ~3" outer neck for proper fit and reliable operation.

SHIPPING INFO: All orders will be shipped via the US Postal Service, FedEx or UPS.
Orders received before 3 p.m.
Eastern Time Monday through Friday (except holidays) will be processed the same day.

International buyers are responsible for all customs charges inclusive of any and all taxes and duties. Please be sure that the item that you are purchasing can be imported into your country. Shipper is not responsible for any delays once the package leaves our facility.

Orders received after 3 PM will be processed the next business day.
Our transportation partners do not process orders on the weekend. Therefore, if you place an order after 3 PM on Friday your order will be processed the following Monday.