SG-B210-CS2 — 2nd Gear Countershaft
Description
The SG-B210-CS2 is a countershaft 2nd gear for Honda B-series 5-speed gearboxes (B16 / Integra Type R family), engineered as part of the Pro Series 2.10:1 ratio set. Precision-hobbed helical teeth with edge relief plus a ground bore and faces deliver rigid mesh, low NVH and high efficiency under performance driving while retaining OE drop-in fitment. For best results, pair with the matching Pro Series 2nd mainshaft gear and the 1–2 synchronizer assembly.
Specification
Tooth Form: Helical
Material: Alloy case-hardening steel, SCM415 / SAE 8620 (or equivalent)
Heat Treatment: Carburized & quenched
Surface Hardness: HRC 58–62
Manufacturing: CNC turning/milling; precision hobbing; deburring/edge-relief; bore & locating faces precision-ground
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Model:B210-CS2