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VOLVO FMX FM Air Housing | OEM 20859974 & 20381066 Replacement
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VOLVO FMX FM Air Housing | OEM 20859974 & 20381066 Replacement
Original-grade VOLVO FMX FM Air Housing assembly covering dual OE references 20859974 (post-2005 models) and 20381066 (pre-2005 models), engineered for FMX/FM9/FM12 trucks with D12/D13 engine platforms.
VOLVO FMX FM Air Housing Technical Specifications
Model Year Coverage
- FM12 (1998-2004)
- FM9 (2001-2005)
- FMX (2010-2016)
Engine Platform | Operational Context | Sealing System |
---|---|---|
D12A Euro 3 | Construction Site Operations | Dust-Proof Edge Seal |
D13C Euro 5 | Long-Haul Transport | Vibration-Dampened Mounts |
Production Standards
Material Engineering
- Glass-Reinforced Polyamide
- Operating Range: -30°C to +120°C
- Wall Thickness: 4.2±0.6mm
OEM Compliance
Maintains original 20859974/20381066 interface specifications (±0.3mm tolerance), ensuring proper alignment with turbocharger inlets and mass airflow sensors across multiple production generations.
The VOLVO FMX FM Air Housing demonstrates 96% airflow efficiency equivalence with factory components when installed using torque-sequence procedures, compatible with both standard and cold climate intake configurations.