Automatic Slack Adjuster Stroke 28 Spline 1.50" - 139.2837

Part#: AAA6011392837

Features and Benefits

  • Type 2 stroke sensing slack adjuster with longer arm for extended push rod reach requirements
  • Arm length of 6" delivers greater lever reach for stroke sensing brake chamber actuation
  • Yellow piston identification enables quick visual part verification at commercial brake service
  • Stroke sensing monitors actual push rod travel to trigger brake adjustment at the correct threshold
  • Spline profile provides reliable torque transfer to standard commercial camshafts on all axle types
  • Straight clevis and compatible chamber size for reliable Type 2 stroke sensing brake fitment

Warranty

Warranty Up to 3 years warranty

Please contact customer service to know more details

Weight6.90
TypeType 2
PistonYellow Piston
Clevis TypeStraight
Arm Length6.00 in.
Slack Spline Diameter1.50 in.
Slack Spline Count28
Sensing TypeStroke
Chamber Sizes30
Clevis Thread Diameter0.625 in.
Clevis Threads per inch18
Maximum Torque RatingMore than 45 inch pounds
Interchange
05562
3947653
53621
8235R803055
9628R803055
A143275C1147
ATIR803055
E11422
E11422A
GLMERR803055MX
R802487
R803055
R803055RI
TDAA143275C1147
TDAR803055
WAR802487
ZDRR803055
The Slack Adjuster is a Type 2 stroke-sensing design with a yellow piston and 6" arm, built for automatic adjustment on Heavy Duty commercial vehicle axles. Featuring a straight clevis configuration, the component delivers consistent stopping performance and dependable actuation across a wide range of transport platforms.
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