OE 39210-2B270 — Sensor ASSY Oxygen for Hyundai

Start from the code cast or printed on the part you are removing — that is the authoritative source. If it is illegible, use the Applications table on the closest electrical & sensors reference and narrow by build year. Send photos and we will cross-check the number for you.

A supersession happens when the maker revises a sensor assy oxygen and issues a new tail number. The revision normally changes a small physical detail rather than the fit. Where we know a supersession chain for 39210-2B270 we list the current reference; ask our desk for written confirmation before a large order.

KingMay supplies OEM-grade aftermarket parts built to the 39210-2B270 factory specification: material grade, dimensional tolerance and surface finish follow the original tooling. They are not dealer-boxed genuine parts, and we quote them that way so there is no ambiguity at customs.

Build-year coverage is listed row by row in the Applications table above. Where several generations share one number, the newer rows usually carry a revised suffix — compare the last four characters before buying, since a suffix change often means a different connector or bracket.

Stock references leave Guangzhou within 7 working days. If 39210-2B270 needs a production run, allow 25-35 days depending on quantity and surface treatment. The schedule is confirmed in writing when the order is placed.

Four variables explain most of the spread: material grade, whether the goods are new production or clearance stock, packing format, and whether the quote is ex-works or landed. Ask for the material certificate alongside the price — that is what makes a comparison like-for-like.