Description
55849 – HYDRAULIC 2-PISTON CALIPER (66MM BOSCH) – UNIVERSAL MOUNT
PART NUMBER(S):
Fleet Products: 55849 (New) | OE: Bendix 55849, R55849, E14688008 | Euclid E11750, E11750X, E-11750, E-11750-SL, E11750SL | Meritor R42R55849, R4255849, R424153263 | Navistar-International 2501839C91, 2509253C91, 2508253C9 | Bosch 4153273 | Other 4153269, 4153268, 604911, 600-911, 7117N, 10-1170, HC5050 | Automann 158.155849
DESCRIPTION:
Model: 66mm Diameter Twin Piston, Bosch Type
Vehicles: Kenworth T170/T270/T300/T370 (2002–2012); Navistar 3000 Series (1998–2009), 4000 Series (1998–2009); Peterbilt 325/330/335/337 (2008–2012); Sterling Acterra (1998–2008); International (IHC) 3000–49000 Series (1998+)
• Piston: 66 mm (2.60") twin piston
• Mounting: pin mount, universal (LH / RH, front / rear)
• Piston Center Spacing: 95.3 mm (3.750")
• Caliper Gap: 79.4 mm (3.125")
• Mounting Hole Spacing: 163.5 mm (6.437")
• Overall Mount Span: 284.1 mm (11.187")
• Mounting Bolt Diameter: Ø36.8 mm (1.450")
• Hydraulic Port / Bleeder: 7/16"-24 UNF
• Phenolic pistons, Zinc-coated finish
• Casting Reference: 4153269, 66
• 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, TDAR42R55849, 55849, 4153239, 4153269, 2502839C91, 4153269, R55849, 600911, ASL0204719661, 0204719661, 2593418C91, E11750, FRC11173, FRC11173N
A 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
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Warranty Information
