Air Brake Slack Adjusters
Air Brake Slack Adjusters
Trailer Parts Superstore® offers a great selection of Automatic and Manual Slack Adjusters from SIRCO which are direct replacements for most popular manufacturers.
Automatic slack adjuster features an adjust on stroke return, external bracket actuation, clearance sensing and a bolt on solid bracket.
Manual slack adjuster features a zinc-dichromate finish, positive locking adjustment, heat treated alloy gears, threaded grease fittings, and a bi-directional body design.
Trailer Parts Tech Tip: How Air Brakes Work
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-40%SIRCO Manual Slack Adjuster - 37 Spline #S2012AStock# 5446146
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1-5/8" - 37 spline manual slack adjuster features a zinc-dichromate finish, positive locking adjustment, heat treated alloy gears, threaded grease fittings, and a bi-directional body design. The Sirco S2012A adjuster has a 6" hole.
SUPPLIES LIMITEDSpecial Price $8.99 was $14.95 -
-40%SIRCO Haldex Style Automatic Slack Adjuster - 28 Spline #SA10101Stock# 5446150
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1-1/2" - 28 spline Haldex style automatic slack adjuster features an adjust on stroke return, external bracket actuation, clearance sensing and a bolt on solid bracket. The Sirco SA10101 adjuster has a 5-1/2" and 6-1/2" arm length.
SUPPLIES LIMITEDSpecial Price $33.30 was $55.50 -
-40%SIRCO Bendix Style Automatic Slack Adjuster - 28 Spline #SA2174Stock# 5446151
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1-1/2" - 28 spline Bendix style automatic slack adjuster features an adjust on stroke return, external bracket actuation, clearance sensing and a bolt on solid bracket. The Sirco SA2174 adjuster has a 5-1/2" arm length.
SUPPLIES LIMITEDSpecial Price $33.30 was $55.50