Single Fuel Injector for Paccar MX13 Engine — 1825900 / 1829500 / BEBJ1B00001

The Paccar MX13 is one of the most widely deployed heavy-duty truck engines in North America and Europe — powering Kenworth, Peterbilt, and DAF XF fleets across millions of miles. When an injector fails, every mile costs you: rough idle, power loss, increased fuel consumption, and the risk of a roadside breakdown. This precision-matched aftermarket injector is a direct-fit replacement for part numbers 1825900, 1829500, and BEBJ1B00001, engineered to restore OEM-spec fuel atomization and combustion performance. Brand new, ready to install, no modifications required.

Why Replace a Faulty Injector Promptly?

A single misfiring injector on a long-haul truck doesn't just hurt fuel economy — it puts your load, your schedule, and your engine at risk. Uneven combustion accelerates wear on the injection pump and remaining injectors, and a roadside failure costs far more than a planned shop repair. Replace it at the first sign of trouble and keep your truck earning.

Compatible Engine

• Paccar MX13

Compatible Trucks

• DAF XF
• Kenworth (MX13-equipped models)
• Peterbilt (MX13-equipped models)

Part Numbers

• 1825900
• 1829500
• BEBJ1B00001

What's Included

• 1 × Fuel Injector (1825900 / BEBJ1B00001)

Key Specs

• ✅ 100% Brand New Aftermarket — Not rebuilt or refurbished
• ✅ OEM-Spec Fuel Atomization — Precise spray pattern for clean, efficient combustion
• ✅ Direct Drop-In Fit — No modifications required; installs like the original
• ✅ Targeted Single-Unit Replacement — Ideal when diagnostics confirm one failed injector
• ✅ Restores Fuel Economy — Eliminates the excess fuel consumption caused by a misfiring injector
• ✅ Prevents Roadside Failures — Proactive replacement keeps your truck on the road and on schedule

Please verify your engine serial number and existing part number before ordering. Contact us for fitment confirmation if needed.