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R 21.03, SMB wheel-end component by Rastgar Engineering
EU/Japanese Wheel Hubs

Wheel Hub

R 21.03
Brand SMB
Rastgar No. R 21.03
OEM Number M007851
Cross Reference CF103100
Application N/A
Front / Rear Rear
Material EN-GJS-450-10
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Dimension Reference

Front hub dimension reference diagram Rear hub dimension reference diagram
ABS A [mm] B [mm] C [mm] D [mm] E [mm]
✗ 14714725.5154.5376

Technical Specifications

Outer DiameterPCDNo. of HolesInner BearingOuter BearingAssembly HeightSurface Coating
37633510147147154.5RED OXIDE

Comparison Numbers

TypeRef. No.
OEM / Cross Ref. M007851
Cross Ref. CF103100
Customer Ref. Samko: 501130

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TEST DEMO — data as at 27 Sep 2026, not live
Neutralized