Description
FP065164 - AUTO SLACK ADJUSTER - 10 SPLINE, 1 1/4" - 5 1/2"
PART NUMBER(S):
Fleet Products: FP065164 | OE: 065164, 65164, A25-3275-X-1142 | Automann: 137.101, 137.1010, 139.1010
DESCRIPTION:
Model: Automatic Slack Adjuster – Black Piston
Vehicles: Universal heavy-duty trailers, steer or drive axles with drum brake systems
• Spline Size: 10 spline
• Camshaft Diameter: 1 1/4"
• Arm Length: 5.5" (center-to-center)
• Mount Type: Straight arm
• Mounting Hole Center Distance: 5.5"
• Mounting Offset: 0° (straight, non-offset)
• Clevis Pin Size: 1/2"
• Brake Type: Drum brake
• Piston Color: Black
• Material: Forged steel
• System Type: Automatic (self-adjusting)
• Lubrication: Zerk fitting (some units may require periodic greasing)
• Torque Rating: 26,000–30,000 in/lb (SAE J1461)
• Brake Chamber Compatibility: Type 20/24
• Body Angle: 0°
• Unique Identifier: Replaces A25-3275-X-1142
Applications:
Designed for use in heavy-duty commercial vehicle drum brake systems, including steer, drive, and trailer axles requiring a 10-spline, 1 1/4" cam, and 5.5" straight-arm automatic slack adjuster. Engineered for reliable self-adjusting performance, ideal for vehicles demanding precise brake function with minimal maintenance.
CROSS-REFERENCE(S):
065164, 060-065164, 106206, 107107, 107477, 107998, 108644, 23548SS, 283811, 286964N, 65164, 65557X, 6814201649, A25-3275-X-1142, A25-3275X, ATX23548, ATP23548, BER065164, BER-065164, BEN-065164, BEN-K041871, BX065164, BX106206, BX107107, BX107477, BX107998, BX108644, BW 065164, BW065164, BW106206, BW107107, BW107477, BW107998, BW108644, BW K041871, BWK041871, CS56036, E-11395, FP065164, GTP065164, GTS23548, K041871, K041871BXW, MPGS-23548, PS065164, R801001, R803101, RF065164, S-23548, S23548, TF 065164, VTC-35482, VIP065164, ZAC065164, 745065164, 745-K041871, 85153347, 060-K041871A 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 service manuals
✔ Use only compatible clevis and pin sizes (typically 1/2")
✔ Mount adjuster with proper torque and alignment
✔ Verify zerk fitting is accessible if lubrication is required
✔ Periodically inspect for proper self-adjustment and wear
✔ Ensure the arm remains straight and properly seated
✔ Never substitute incompatible hardware or mounting angles
✔ Confirm replacement with technical spec match, not just part number
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Warranty Information
