Automatic Slack Adjuster, Crewson Style 1.5" - 10 Spline - Replaces CB21103

Ensure superior braking performance with the Fortpro Automatic Slack Adjuster, Crewson style! Precision engineered for heavy-duty truck engines, this automatic lash adjuster, with a 1.5" 10-spline configuration, and an adjustable span from 5" to 6", is the key to keeping your brakes in top condition. Directly replacing the Model CB21103, this adjuster ensures easy installation and a perfect fit. Made from high quality materials, the Fortpro Automatic Slack Adjuster is built to withstand the harshest conditions, providing unmatched durability and reliability. Your truck's brakes are always properly adjusted, improving braking efficiency and reducing component wear. With Fortpro, you can count on consistent performance and improved safety on every trip.

• Brand: Fortpro
• Vehicle Type: Semi-Trucks / Heavy Trucks
• Product Department: Brakes
• Product category : Slack Adjuster
• OEM Reference: CB21103
• Part Type: Automatic Slack Adjuster
• Style: Crewson
• Slack Spline Diameter: 1-1/2 in.
• Slack Spline Count: 10
• Arm Length 1: 6 in.
• Arm Length 2: 5 in.
• Arm Length 3: N/A
• Clevis Type: Straight
• Clevis Thread Diameter: 5/8-18 UNF-2B
• Maximum Torque Rating: Less than 10 foot pounds or more than 33 foot pounds
• Arm Offset: No Offset
• Arm Bushing(s)Inside Diameter (ID): N/A
• Inclination Angle (Body Angle): 0°
• Maximum Operating Temperature: 158 °F (70 °C)
• Minimum Operating Temperature: (-40 °F) (-40 °C)
• Material: Alloy Steel
• Type of Operation: Tension Adjuster - Torque
• Chamber Sizes: Multiple
• Include Auto-Check Indicator: No
• Application: Standard S-Cam BrakeDrive & TrailerBrake Size 16-1/2 in.

• Armada: BR21103
• Automann: 1361030
• Crewson: CB21103, CI21103
• Euclid: E-6991B
• Haldex: CS52315
• PAI: HSA-5032
• Spicer: 11351
• Stemco: MK21103S

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