【Replacement Part Number】 Thermostat replace 4952631 4952630 3100300
【Fitment】 Thermostat fit for Cummins N14 ISX15 QSX15 G14 G855 engine. For example:Fit for Kenworth T600 W900 T800 1990-2001; Fit for Peterbilt 378 379 357 1990-2001; Fit for Freightliner FLD120 1990-2001, Classic XL 1995-2001; Fit for International 9400 1992-2001, 9900 1999-2001,8100 1995-2000
【Precise Temperature Regulation】 Stay in the sweet spot of performance and protection. The thermostat maintains your engine within its ideal operating temperature range with pinpoint accuracy, actively preventing overheating and minimizing internal wear. The result: cleaner combustion, measurable gains in fuel efficiency, and consistent power delivery under load.
【Built for the Long Haul】 Constructed from premium‑grade materials that excel in high‑heat, high‑stress environments. Every thermostat endures strict hardness and crush testing to confirm structural integrity, precise calibration, and leak‑free operation. Superior corrosion resistance and heavy‑duty construction ensure it shrugs off rust and thermal fatigue, delivering reliable performance season after season.
【Dedicated Support & Peace of Mind】 A fresh thermostat is one of the simplest ways to extend engine life and avoid costly downtime. Should anything fall short of your expectations, our support team is on standby and promises a helpful response within 12 hours – because your uptime matters.