Products

Products

Fiat Doblo MK2 2009→ 1.3D 1.6D 5Speed — 5th Gear Synchronizer Inner Hub

Description

Engineered for the Fiat Doblo MK2 2009-on, 1.3D/1.6D five-speed transmission, this 5th-gear synchronizer inner hub features case-hardening alloy steel, broached internal splines, and optimized dog-tooth chamfers. Ground locating faces ensure smooth sleeve engagement, improved shift quality, and reduced wear. Built to OE geometry and tolerances for true drop-in replacement.

Specification

Dog/Spline Form: Dog teeth for sleeve engagement; broached internal spline torque drive

Material: SCM415 / SAE 8620 alloy case-hardening steel (or equivalent)

Heat Treatment: Carburized & quenched

Surface Hardness: HRC 58–62

Manufacturing: CNC turning/milling; broached splines; dog-tooth finishing & deburring; precision-ground bore & faces

  • Model:VFB-14