FP801043 | Auto Slack Adjuster | 10 Spline | 1 1/2" | 5 1/2" (Drive Axle)

FP801043 - AUTO SLACK ADJUSTER - 10 SPLINE - 1 1/2" - 5 1/2" (DRIVE AXLE)

PART NUMBER(S):

Fleet Products: FP801043 | OE: A6-3275-Z-1144, R801041, E1132 | Automann: 801043

DESCRIPTION:

Model: Auto Slack Adjuster – 10 Spline, 1 1/2" Cam, 5.5" Arm
Vehicles: Compatible with drive axle drum brake systems
• Spline Count: 10 spline
• Camshaft Diameter: 1 1/2"
• Arm Length: 5.5" (center-to-center)
• Mount Type: Straight arm, no offset
• Mounting Hole Center Distance: 5.5"
• Clevis Pin Hole: 1/2", straight
• Body Angle: 0°
• Brake Type: Drum Brake
• Piston Type: Red piston (per OE reference A6-3275-Z-1144)
• Material: Forged steel
• Lubrication: Zerk fitting (optional, model-dependent)
• Technology: Automatic (self-adjusting)
• Performance: OEM-quality adjustment system for consistent brake performance
• Application Use: Heavy-duty trucks, drive axle, automatic slack adjustment

Applications:
Designed for use in heavy-duty drive axle drum brake systems requiring a 10 spline, 1 1/2" cam, and 5.5" straight arm automatic slack adjuster. Ensures consistent brake shoe clearance and reduced maintenance over time. Suitable for use across multiple OE platforms as a direct replacement.

CROSS-REFERENCE(S):

801043, A6-3275-Z-1144, R801041, ABP N42AS, TDA R801041, A81041, RORR801041, ROR-R801041, S R801041, R801041C8T, MPGS-23556, ATX23556, R801041-RC, GTPR801041, ATP23556, 23556SS, VIPR801041, R801041HTP, GTS23556, PSR801041, TF R801041, R803195, R802317, A163275H1152S, E11398A, E11398, TDAR803195, TDAR801043, RFR801041, 1090266, 286962N, A3275X5511446, E1132, WA1132, S-21232, 400-10155, AS1132, FL1132, 014132, PA1132, 05-1132, 621132, TTP1132, TR1132, 1132, WA286962N, 1391031, 5361, 40010143, 40020228, 40910134, 40910135, 40910238, 40910412, 40910548, 40910565, 40910627, 40910649, 40910733, 40910813, 808139, 818552, E238, E10262, E6924B, 25QD410P4

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:

✔ Always install per OEM and manufacturer specifications
✔ Use only compatible clevis and pin sizes (typically 1/2")
✔ Ensure straight mounting position for correct operation
✔ Zerk fitting should be accessible and greased as required
✔ Torque to OEM specifications during install
✔ Confirm initial setup is correct; verify brake stroke after installation
✔ Inspect periodically for wear and adjust or replace as necessary

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