Product Description
FPK123557 – HYDRAULIC ROTOR (15.38" OD)
PART NUMBER(S):
Fleet Products: FPK123557 (New) | OE: Bendix 141272, Euclid E4230, GMC 15512363, Meritor 23123557009, Webb 54301, 54775
DESCRIPTION:
Model: Hydraulic Disc Rotor (Hat Shape)
Vehicles: GM 5500–7500 Medium Duty (2003–2009), Isuzu FTR/FVR/HTR/HVR (2003–2009), Thomas Built Bus Minotour
• Disc Outside Diameter: 15.380″
• Overall Depth: 3.400″ (some references cite 5.028″ depending on fitment)
• Bolt Circle Diameter: 7.250″
• Hole Diameter: 0.590″ (0.594″ nominal)
• Number of Holes: 10
• Pilot Diameter: 6.000″
• Brake System: Hydraulic Disc
• Disc Shape: Hat
• Notes: 5 tapped holes for ABS ring mounting (ABS exciter compatibility varies by version)
Applications: Is this rotor designed for your GM or Isuzu medium-duty truck✔ Yes—built for 2003–2009 GM C4500–C7500, Isuzu FTR/FVR/HTR/HVR, and Thomas Minotour buses, this 15.38″ rotor ensures OEM-grade braking, ABS readiness, and drop-in replacement fitment.
CROSS-REFERENCE(S):
122729, 123557, 141272, 141272BXW, 18A1414, 19107141, 223123489002, 23-122729-XXX, 23-122729-002, 23-123434-XXX, 23-123440-XXX, 23-123489-XXX, 23-123489-002, 23-123557-004, 23-123557-009, 23122729002, 23123557004, 23123557009, 23123489002, 23123489002RI, 23123557009, 54301, 54301F, 54301P, 54775, 54775P65, 54HR301G, 56995, 580263, 823523123489002, 88936204, 88982935, 89630, Automann 153.122729, Automann 153.123489, Bendix E12585006, Bendix 141272, Conmet 390.086.20, Dayton 8510R, Dayton 122729, Euclid E-4230, Euclid E11311, Euclid E-11311, Euclid EUE11311, GMC 12361076, GMC 12388047, GMC 15512363, GMC 15514357, GMC 15514406, GMC 15619970, GMC 15732296, Gunite D6052, Gunite R6052, Haldex 85858, Leland DR1003, Meritor RC4414557, Meritor HR23123489002, Meritor TDA23123489002, National Wheel & Rim X50584, Newstar S-13295, Perf Fric 390.086.20, Raybestos 580263, Raybestos 8510, Volvo 3946486, Wagner BD125090, Wagner BD126372, Walther 17-00116-S1, Webb 54301, Webb 54301P, Webb 54775, ZBRD6052, Blue Bird 4320586, WHO W88002207
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:
✔ Always confirm fitment and torque per Bendix/vehicle manufacturer specifications.
✔ Typical hub nut torque: 450–500 Nm.
✔ Maximum lateral runout: 0.05 mm.
✔ Do not machine or reuse rotor below discard thickness (37 mm).
✔ ABS exciter teeth or tapped provisions vary—verify version needed for ABS integration.
SOLD AS NEW
Brand New and ready to install , no core charges or reman processing required.
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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