Air Compressor Governor Control Valve Pressure Regulator For Haldex Direct Fit Heavy Duty Replacement 275491 275491RX 18530 KN18530 KN18536 275707 275707RX OR275491 OR275491RX 275491X 275491N 275491P 284358N 284358RX RL3512GLC S9977

Direct-fit air compressor governor valve for trucks ✔️ 1/8 in reservoir, unloader and exhaust ports; direct fit for 275491 family

The air governor automatically controls air pressure in the vehicle's air brake system, keeping the system safe and steady. This direct replacement is designed for heavy‑duty trucks and trailers and includes gasket and pipe plugs for easy installation.

✅ Reservoir/unloader/exhaust ports: 1/8 in
✅ Cross references: 275491, 275491RX, 275707, OR275491X, 284358N, KN18530
✅ Material: metal body, silver finish; corrosion resistant
✅ Includes gasket and pipe plugs for easy installation
✅ Fits Freightliner, International, Kenworth, Mack, Volvo, Peterbilt

💡 What is the function of a heavy-duty air compressor governor valve in a truck's air brake system? This part helps control when the compressor starts and stops to keep system pressure steady. - air regulator basics for heavy trucks - maintains reservoir pressure with 1/8 in ports - direct-fit replacement for multiple part numbers like 275491 family

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