Description
FP065175 - AUTO SLACK ADJUSTER - 28 SPLINE, 1 1/2" - 6"
PART NUMBER(S):
Fleet Products: FP065175 | OE: 65175, A41-3275-Z-1144 | Automann: 137.283
DESCRIPTION:
Model: Automatic Slack Adjuster
Vehicles: Compatible with various heavy-duty trucks and trailers using drum brakes
• Spline Count: 28
• Camshaft Diameter: 1 1/2"
• Arm Length: 6" (center-to-center)
• Mount Type: Straight (non-offset)
• Clevis Thread Size: 5/8"-18 (push rod adapter)
• Piston Color: Yellow (replaces A41-3275-Z-1144)
• Construction: Heavy-duty ductile nodular iron
• Technology: Clearance-sensing (Bendix-style), automatic self-adjusting
• Brake Type: Drum
• Lubrication: Zerk fitting (optional), factory-lubricated sealed mechanism
• Body Angle: 0°
• Mounting Hole Center: 6"
• Clevis Pin Size: 1/2"
• Performance Rating: Heavy-duty, >45 in-lbs torque capacity
Applications:
Designed for use on drive and trailer axle drum brake systems in commercial vehicles requiring a 28-spline, 1 1/2" cam automatic slack adjuster with a 6" straight arm. Common in Freightliner, Mack, and Navistar/International configurations matching specs. Supports Type 24/30 brake chamber configurations (industry standard).
CROSS-REFERENCE(S):
E6904, E6942, R802069, R801071, R801074, R801075, R801087, R802481, R802482, R802483, R802486, R802487, R802490, R802491, 101628, 102113, 102114, 106201, 106929, 107101, 107127, 289312, 289313, 289933, 289934, 65175, 65176, 2300, CB22006, CB22103, 52529, 808113, 808126, 808137, 808142, 808685, 808746, 809614, 810601, 810602, 813639, 813649, 815787, 815792, 815806, 815811, E070K, E146K, E149K, E167K, E234K, E235K, E241K, E6918, E6925, E6943, E6993, AS1041, E9HT2308B, E9HT2314AA, F2HS2308DA, F8HT2314BA, GUNAS1141, AS1001, ASA10203, SA00502, 40010067, 40010140, 40010144, 40910070, 40910093, 40910125, 40910146, 40910149, 40910167, 40910178, 40910225, 40910241, 40910288, 40910314, 40910343, 40910360, 40910397, 40910404, 40910405, 40910443, 40910457, 40910529, 40910552, 40910561, 40910566, 40910579, 40910615, 40910678, 40910732, 40910742, CS56041, CS56004, KN44051, KN52210, KN52211, KN52212, KN52213, KN52214, A103275N716S, A113275N716S, A163275B600S, A163275N716S, 764013509, 745-065175, 05-462, 65175P, SA2175, WA65176, 286959N, A3275X61114428
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Install in accordance with OEM torque and positioning specs
✔ Verify clevis thread compatibility before install (5/8"-18 TPI typical)
✔ Ensure arm is mounted straight and grease fitting is accessible
✔ Grease regularly if model is not factory-sealed
✔ Check brake stroke and slack adjuster operation during initial setup
✔ Replace if signs of wear, misalignment, or backlash are present
✔ Confirm piston color matches application (Yellow for this unit)
✔ Periodic inspections required to maintain optimal brake function
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