Unknown #65 BP109-202 Rear Spring Pin

Rear Spring Pin, often referred to as a spring eye pin or shackle pin, used in the suspension system of trucks, trailers, or buses. It secures the leaf spring eye or spring shackle to the hanger bracket or equalizer, allowing controlled pivoting of the suspension. Technical Details (for BP109-202 / #65 type pins): Part Number / Reference: BP109-202 (also marked as #65 in some catalogs) Type: Rear Spring Pin (Leaf Spring Eye/Equalizer Pin) Application: Heavy-duty trucks and trailers with leaf spring suspensions Material: Hardened and ground alloy steel for durability under load Finish: Smooth machined surface, sometimes zinc-coated for corrosion resistance Function: Connects spring eye or shackle to hanger/equalizer Provides pivot point for suspension movement Works with bushings to reduce wear and vibration Dimensions: Typically 1"–1.25" diameter, 4"–6" length (varies by suspension design) Installation: Press-fit or bolt-through with locking mechanism (cotter pin, keeper plate, or threaded cap) Weight: Approx. 2–3 lbs (1–1.5 kg) Manufacturer Country: Usually USA or Canada (based on OEM/aftermarket supplier) This is a suspension hardware part used to mount and allow pivoting of the rear leaf spring assembly in heavy-duty vehicles. Please review pictures carefully and let us know if you have any questions!