Description
FPK129301 AIR DISC CARRIER – ADB22LT (TRAILER, HENDRICKSON, BENDIX)
PART NUMBER(S):
Fleet Products: FPK129301 | OE: K129301, 158.K129301
DESCRIPTION:
Model: Bendix ADB22LT (0° axial mount)
Vehicles: Hendrickson trailer axles equipped with Bendix ADB22LT calipers
• Type: Caliper carrier bracket
• Application: Trailer axle disc brake systems
• Compatibility: Bendix ADB22X-LT, Knorr-Bremse SK7; Hendrickson axles
• Side: Universal
• Dimensions: 14.10 in overall length
• Dimensions: 13.30 in lower outer span
• Dimensions: 8.34 in inner hole spacing
• Dimensions: 10.472 in upper mounting span
• Threads: 6 × M20 × 2.5 mounting holes
• Threads: 2 × M16 × 1.5 threaded ports
• Mounting: 0° axial mount
• Material: Ductile iron
• Caliper Fitment: FPK149714WC-G, FPK149715WC-G, FPK165794WCX, FPK165795WCX
Applications:
Carrier assembly for Bendix ADB22LT caliper systems on Hendrickson trailer axles. Ensures precise alignment of 430 mm rotors in 0° orientation. Suitable for OE replacement or fleet retrofit on ADB22LT brake packages.
CROSS-REFERENCE(S):
K129301, 129301, 177.K129301
A cross-reference listing means this item is functionally interchangeable with the listed numbers; always verify fitment before installing.
IMPORTANT INSTALLATION NOTES:
✔ Use only on Hendrickson trailer axles configured for Bendix ADB22LT (0° axial) systems.
✔ Mount carrier using OEM hardware; torque fasteners per Bendix/Hendrickson specifications.
✔ Confirm rotor compatibility: 430 mm OD, 45 mm thickness (new), 37 mm minimum discard.
✔ Ensure ABS sensor alignment; tone ring mounts to rotor, not carrier.
✔ Replace both LH and RH carrier/caliper assemblies on the same axle simultaneously for balanced braking performance.
✔ Inspect mounting flange and hub face for corrosion or damage before installation.
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