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(888) 312-8812 Login SignupMACK 21041938 Driven Axle Air Shift Valve - 216KD42B, Air, High/Low
$43749
Limited availability at this price!
In Stock
Get it by Thursday, Aug 27
MACK 21041938 Part Description
Manufacturer
Features & Benefits
- Calibrated air routing improves high-low gear transitions
- Rapid response action refines axle engagement timing
- Balanced airflow distribution enhances shift smoothness
- Heavy-duty housing withstands pneumatic system pressures
- Stable valve actuation reduces gear selection hesitation
Mack Driven Axle Air Shift Valve
The Mack Driven Axle Air Shift Valve directs compressed air to control high and low gear selection within the driven axle assembly. As air pressure is applied, the valve routes flow to engage the selected gear range, allowing drivers to adapt torque output for varying load conditions. Inconsistent air control can lead to delayed shifting or incomplete engagement between gear sets. A responsive valve restores crisp transition between high and low modes under driving demand. Because axle range changes depend on accurate pneumatic routing, the Mack 21041938 reinstates controlled air flow within the axle shift system.
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MACK 21041938 Manufacturer Information
Mack trucks are built to last, but when the time for repair and maintenance comes it’s strongly recommended to use genuine Mack® components. Designed and manufactured according to strict OEM specifications, Mack parts offer the same engineering and performance as their stock equivalent. This ensures a seamless fit, smooth installation, and reliable operation overall. Mack offers a wide range of genuine parts, including engine, exhaust, transmission, cab, and body parts and accessories. It also offers remanufactured components that offer the same good-as-new quality at a more accessible price range. All genuine Mack parts are tested in both the laboratory and field environments to ensure they meet or exceed industry standards.
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