Description
55849 – HYDRAULIC 2-PISTON CALIPER (66MM BOSCH) – UNIVERSAL MOUNT
PART NUMBER(S):
Fleet Products: 55849 (New) | OE: E11750X, R55849, E14688008, 604911, 7117N, E-11750-SL, R424153263 | K26-786A-01, R55849
DESCRIPTION:
Model: 66mm Diameter Twin Piston, Bosch Type
Vehicles: IHC, Freightliner, Sterling, Thomas (medium-duty platforms)
• Piston Diameter: 66mm (2.60")
• Piston Material: Phenolic
• Inlet Port: 7/16" – 24
• Coating: Zinc-coated for corrosion resistance
• Mount Type: Universal
• Hardware: Included
• Brake Pads: D786A FPK26-786A-01
Applications: This caliper is a direct-fit replacement for the Bosch-style 66mm twin piston hydraulic design. Common on Navistar and Freightliner platforms, it is suitable for both front and rear axles. Phenolic pistons reduce heat transfer, extending pad life and improving performance in commercial fleet use. Mounts universally and includes installation hardware.
CROSS-REFERENCE(S):
055849, 2501839C91, 2509253C91, 2605823C91, 4153269, 55849, 55849Z0H, 7117N, BEN-55849, BEN55849ZOH, BER-55849, BW 055849, BX55849, BXR55849, E-11750-SL, E11750SL, E14688008, E146880082, E146880082BXW, E14688008BXR, FLT308100, FLTC308100, L55849, R424153263, RH55849, RH55849X, S-10130, S10130, W0005210, W8002341, WA711755849, 158.155849, R42R55849, R424153263, E11750X, R55849, E14688008, 604911, 55CL849, 8235R42R55849, BHRE146880081, BHRR55849, BXE14688008, E146880081, E146880081BXW, FLTCL8100, TDAR42R55849A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Ensure the caliper matches existing mount and hydraulic specs
✔ Use only with compatible pads (141.7654-D786) and shim kit
✔ Always replace hardware with the provided kit for secure fit
✔ Follow proper torque specifications and hydraulic system bleed procedure
✔ Inspect casting reference to confirm match with 4153269, 2501839C91, or 2509253C91
✔ Designed for use on left or right wheel positions, front or rear
WHY CHOOSE FLEET PRODUCTS | KBR - HEAVY DUTY TRUCK & TRAILER PARTS?
• Canadian-owned since 1985• Trusted by fleets, mechanics, and B2B partners across North America
• Fast, Reliable Shipping Across North America
• Competitive pricing with Core Return Refunds
• Price Match Guarantee – Find a better price? We’ll beat the difference by 10%!
Warranty Information
