OE 21010AL527 — 21010-7Y026 Water Pump – For Nissan Pathfinder R51, Xterra, Frontier, Quest 3.5 for Hyundai / Kia

OEM means the part was produced for the vehicle maker's assembly line; aftermarket means it is made independently to the same engineering drawing. For a 21010-7y026 water pump – for nissan pathfinder r51, xterra, frontier, quest 3.5 the practical gap is usually tooling age and packaging rather than fit, provided the tolerance class matches.

Noise normally traces to worn internal surfaces, a loose mount, a dry bearing or contact with a neighbouring part. Isolate it by reproducing the sound at a fixed speed, then compare against the reference photo for 21010AL527 to confirm the right replacement.

A supersession happens when the maker revises a 21010-7y026 water pump – for nissan pathfinder r51, xterra, frontier, quest 3.5 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 21010AL527 we list the current reference; ask our desk for written confirmation before a large order.

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.

Export packing is a neutral carton with inner protection; custom labels, barcodes and box specifications are available for volume orders. Shipments move FOB Guangzhou or Shenzhen, with CIF and DDP terms negotiable.

Match three things: the code on the part you are removing, the build-year range in the Applications table, and the mounting points visible in the reference photo. If all three line up, 21010AL527 is a confirmed fit. Send your VIN and our export desk will double-check the ambiguous cases.