Product Description
FPKLRG663WCX – AIR DISC CALIPER (MERITOR ELSA2) W/O CARRIER (RH) – RADIAL
PART NUMBER(S):
Fleet Products: FPKLRG663WCX (Remanufactured) | OE: 81508046406, 81508046426, 81508046428
DESCRIPTION:
Model: Meritor ELSA2 – Radial Mount
Vehicles: Volvo Bus, MCI, European Commercial Bus Platforms
• Right Hand side caliper only – carrier not included
• Radial mount style for modern axle configurations
• Compatible with PWWI, visual, and electronic CWS wear indicators
• 76mm actuator stroke required for correct braking performance
• Integrated automatic adjuster maintains clearance
• Piston housing: sealed, non-serviceable
• Brake pad: PE1310HK (9 13/16" W x 4 5/8" H)
• Typical weight: ~53 kg
• Constructed to OEM spec for heavy-duty transit performance
Applications:
Designed for right-hand axle positions in air disc brake systems on buses and commercial fleet vehicles including MCI, Volvo, and European-style heavy trucks. Suitable for front or rear axle. Caliper only – does not include carrier.
CROSS-REFERENCE(S):
LRG663, 81508046406, 81508046426, 81508046428, 68033414, 68033574, 68033576, 68033574M10, 68033576M10, MXC9308028, 9308028, 68033422, 68033639, 68033719, 68033639M10, 68033719M10, 0501007703, 0501007773, LRG751, MXC9309022, RX93.09.022, RX9309022, R2.03.09.751, R20309751, 68033753, 68033762, 68033753M02, 20535921, 85107909, LRG670, MXC9309020, 9309020, 503128110, 68033416, 68033418, 68033951, 68033416NZP, 68033951M10, 0501007743, 0501007787, 0501008091, LRG745, MXC9309018, RX93.09.018, RX9309018, R2.03.09.670, R20309670, GX327, 427, 127EURO4, B7, B9, BUS 5010, 7700
A cross-reference listing means this part should be a suitable replacement for the part numbers listed. Please confirm all dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Carrier not included – verify existing carrier compatibility
✔ Install on Right Hand side only (verify orientation)
✔ Pads must be replaced when lining thickness reaches 3.0 mm
✔ Do not disassemble piston housing – internal components non-serviceable
✔ Torque specs:
• Pad retaining screw: 33–40 Nm
• Wear sensor retaining screw: 33–40 Nm
✔ After installation:
• Charge air system, apply brakes 5 times to set running clearance
• Confirm rotor spins freely post-installation
• Install wheels and torque lug nuts to OEM specification
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
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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