Product Specification
|
OEM |
40020231 |
|
Refereces OEM |
|
|
Spline Teeth |
1-1/2"28 |
|
Arm Lengths |
5-1/2" |
|
Bushing Diameter |
0.5" |
|
Material |
Forging or casting |
|
MOQ |
50 pcs |
|
Packaging |
Neutral or Customized |
|
Brand |
Supper truck/ Ryaim or customized |
|
Product standard |
High quality/ 100% testing before shipment |
|
Delivery term |
Fob Ningbo or Shanghai, CIF, DDP…. |
AQ (Super Simple English)
Q: What makes OEM 40020231 suitable for American heavy-duty truck brake systems?
A: The OEM 40020231 S-ABA automatic slack adjuster is engineered to match standard drive axle air brake setups on American trucks and trailers. It automatically keeps the ideal gap between brake shoe and drum, delivering more steady braking and cutting down frequent manual adjustments, even under long-haul and heavy-load working conditions.
Q: What is the function of the 1/2", 28 spline, 5.5" structure?
A: The 1/2 inch stands for camshaft diameter; 28 splines provide firm meshing for stable torque transmission; the 5.5 inch mounting length controls braking leverage and working stroke. All these key dimensions guarantee perfect fitting and reliable power transfer for heavy-duty brake systems.
Q: What are common signs that a 40020231 slack adjuster needs replacement?
A: You should replace the unit if you notice irregular brake stroke, failure to self-maintain brake clearance, or visible wear on internal gears and splines. For fleet vehicles, uneven braking performance and constant need for manual brake tuning are also clear signs of a faulty slack adjuster.
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