Air Brake Slack Adjusters at Trailer Parts Superstore
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Air Brake Slack Adjusters

Air Brake Slack Adjusters

Trailer Parts Superstore offers a great selection of Automatic and Manual Slack Adjusters from STEMCO CREWSON™ and VELVAC® which are direct replacements for most popular manufacturers. The Stemco Crewson™ patented Auto-Check™ feature allows you to visually determine if brakes are in proper adjustment quickly. This proprietary technology was specifically designed to provide a method of checking the brake stroke without going under the truck.

Trailer Parts Tech Tip: How Air Brakes Work

Quantity Description Price

STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK43100S

STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK43100S

Stock# 5356046
Stemco Straight Arm Automatic Slack Adjusters have heavy-duty internal components with a clearance-sensing clutch that enables your brake system to adjust for hot braking conditions.
Spline: 1-5/8"-37   Clevis: 5/8"-18 Straight   Arm Hole Length: 5.5"
SUPPLIES LIMITED

Regular Price: $79.95

Special Price $29.00


STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK43106S

STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK43106S

Stock# 5356047
Stemco Straight Arm Automatic Slack Adjusters have heavy-duty internal components with a clearance-sensing clutch that enables your brake system to adjust for hot braking conditions.
Spline: 1-5/8"-37   Clevis: 5/8"-18 Straight   Arm Hole Length: 6"
SUPPLIES LIMITED

Regular Price: $79.95

Special Price $29.00


STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK23100S

STEMCO Crewson Heavy Duty Automatic Brake Adjuster #MK23100S

Stock# 5356051
Stemco Straight Arm Automatic Slack Adjusters have heavy-duty internal components with a clearance-sensing clutch that enables your brake system to adjust for hot braking conditions.
Spline: 1-5/8"-37   Clevis: 5/8"-18 Straight   Arm Hole Length: 5.5"
SUPPLIES LIMITED

Regular Price: $79.95

Special Price $29.00