Brake Chamber 2.50" Standard Stroke 9.10" 90° - 179.MCSB18D051

Part#: AAA971MCSB18D051

Features and Benefits

  • Actuator type size 1824 for correct spring brake selection on 18/24 disc brake configurations
  • Standard stroke type for direct compatibility with standard disc brake push rod travel geometry
  • Ball end pushrod threads for direct engagement with disc brake caliper push rod ball seats
  • Service clampband position enables correct air port orientation on disc brake installations
  • Air port position ensures correct air supply line routing in 18/24 disc brake chamber layouts
  • Stud spacing dimension ensures correct brake chamber-to-mounting bracket hole alignment

Warranty

Warranty Up to 3 years warranty

Please contact customer service to know more details

Actuator Type Size1824
Stroke TypeStandard
Available Stroke2.50 in.
Pushrod ThreadsBall End
Weight18.8 lbs.
A - Length from mounting bracket to end of Spring Housing9.10 in.
B - Length of Piggyback6.54 in.
C - Dimension at rolled Spring Housing flange7.40 in.
D - Dimension at Service Clampband8.43 in.
E - Stud Spacing4.75 in.
J - Pushrod Length from face of Service Housing0.59 in.
S1 - Service Clampband position160°
T - Air Port position90°
Interchange
9254921800
ADB18SC
DB18SC
MCSB18D051
The Brake Chamber is a standard stroke Type 1824 actuator, engineered for reliable actuation on Heavy Duty commercial vehicle axle applications. Featuring a ball end pushrod design with 2.50" of available travel, the unit delivers consistent clamping force and dependable performance across a wide range of configurations.
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