AIR DRYER FITS AD9 12V
The WAP22-007 AD9 12V Air Dryer by Midwest Truck & Auto Parts (sold via Wofford Truck Parts) is engineered to remove moisture and contaminants in heavy-duty air brake systems. It fits AD9 style applications, includes a 12V heater, and comes with standard inlet, outlet, and control port sizes. Ideal for replacing worn dryers, it is built to OEM specifications and engineered for reliable brake air system performance under demanding environments.
$161.00
Specifications
The WAP22-007 AD9 12V Air Dryer from Midwest Truck & Auto Parts (marketed via Wofford Truck Parts) provides high-reliability moisture removal for heavy truck air brake systems. This air dryer is designed to exact AD9 (commonly used) form factor and includes a 12V heater to prevent freezing in cold climates. According to its spec sheet:
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Control Port: 0.25 in
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Delivery / Supply Ports: 0.5 in
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Outer Diameter: ~7.125 in
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Wattage: ~75 W heater
It is sold as a direct replacement for many OEM AD9 dryers, matching common cross-reference numbers (see list below). It is constructed with corrosion-resistant cast aluminum housing, internal vibration dampers, and is intended to meet or exceed OEM performance standards in heavy truck braking systems. Be sure to use the correct mounting, port orientation, and ensure your brake system matches the AD9 specification before installation.
Compatibility
Freightliner 6814310115, 6814310315, 6814310615
Mack 26QE377, Mack AT065225
Kenworth (e.g. 65225BXW, BW065225)
Navistar – Navistar 3615614C91
Alternative Part Numbers
ADR-9 (Barksdale)
AT065225 (Mack)
BX065225X
065225
065225BXW
065225CX
109685
109685X
14235
170.065225 (Automann)
26QE377
3615614C91 (Navistar)
65225
65225C
65225X
6814310115 (Freightliner)
6814310315
6814310615
EBN065225N
E-BN065225NP
FC65225
F224680
FLTAD5225
R955065255XCF
R955109685
TDAR955065225N
WA109685
WA65225
WAP22-007P (alternate)
065225P
LAD-5586 / EM55860