Product Description
FP1132 - AUTO SLACK ADJUSTER - 10 SPLINE - 1 1/2" - 5 1/2" (DRIVE AXLE)
PART NUMBER(S):
Fleet Products: FP1132 | OE: A6-3275-Z-1144 | Automann: 1132
DESCRIPTION:
Model: Automatic Slack Adjuster – Drive Axle
Vehicles: Compatible with drive axle drum brake systems on heavy-duty commercial trucks
• Spline Size: 10 Spline
• Camshaft Diameter: 1 1/2"
• Arm Length: 5.5" (center-to-center)
• Mount Type: Straight Arm (Unclevised – clevis kit sold separately)
• Mounting Offset: 0°
• Clevis Thread Size: 1/2" diameter, 20 TPI (typically requires Meritor R810018 kit)
• Piston Color: Red (per OE Meritor spec)
• Brake Type: Drum Brake
• Chamber Size Compatibility: Type 16
• Body Angle: 0°
• System Integrity: Stroke-sensing automatic adjustment
• Performance Specs: >45 in-lbs max torque
• Material: Forged steel
• Lubrication: Zerk fitting; model-specific periodic greasing required
• Installation Style: OEM replacement for Meritor A6-3275-Z-1144
• Weight: 6.45 lbs
Applications:
Used on drive axles across a range of heavy-duty truck and trailer platforms requiring a 10-spline, 1.5" cam, 5.5" arm, straight mount automatic slack adjuster. Supports OEM specs for systems manufactured by Meritor, Volvo, Mack, Freightliner, and others. Suitable for commercial fleet use and specialized equipment in mining, construction, and industrial environments.
CROSS-REFERENCE(S):
00-20106, 03-06008, 05-461, 05-761, 10480701, 106195, 1090342, 1132P, 133.1031, 138.1011, 201-06, 20527305, 25-QD-261-P6, 25QD51P2, 3398-AS1132, 3918358, 3936096, 3947847, 5031, 65170, 681-420-5738, 76401-0134, 76401-3455, 76401-3498, 76401-3505, 76401-3805, 8060851, 8084129, 974294, ABPN42ASAS1132, AM1331031, AM1381011, AS1019, AS1032, AS1132, AS1132AM, AS1146, BHS-B888, CB21102, CB41100, CS-52316, CS-56006, CS56032, E-14410, E-15016, E108, E6992, FLTAS1132, GUN AS1132, GUN ASA02110, GUN ASA02111, GUNAS1132, GUR-AS1132, M-3369, M16WR1333, M3369, OTR51132, PL-1132, RB-1132, S-B888, SA06402, SA-1132, SB888, TF AS1132, AS1132C8T, MPGS-B888, ATXB888, AS1132-RC, GTPAS1132, ATPB888, B888SS, VIPAS1132, AS1132HTP, GTSB888, PSAS1132, ZBRAS1132, WA10142, WA1132, WA286962N, A10SJ100, 10-400-10142, 409-10316, 409-10731, 20714911, 22215414, 3946757, 25QD260M2, 25QD410P2, 6814201749, 1675229C91, 1694315C91, 808124, 808140, 818222
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 instructions to ensure proper brake function and safety
✓ Use only compatible clevis and pin sizes – typically 1/2"
✓ Mount arm straight and ensure Zerk fitting is accessible
✓ Follow torque specs and stroke adjustment procedures during install
✓ Grease if model requires it; some variants are permanently lubricated
✓ Confirm correct initial setup; inspect periodically for wear, slack adjuster function, and spring integrity
✓ Improper installation may lead to brake failure, imbalance, or premature wear
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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