The Hot Rods wrist pin bearing (WB111) is a high-quality, OEM replacement small-end bearing designed for reliable performance in demanding off-road and high-rev engine applications. By supporting the wrist pin at the connecting rod, it helps reduce friction and wear where loads and RPM are highest—making it a smart choice during top-end service or when refreshing engine internals.
With a case-hardened bearing cage and a cage profile selected for high-RPM use, this bearing is built to maintain stability and durability under race-level conditions. If you’re chasing smooth operation, longer service life, and dependable fitment, this is a straightforward upgrade/refresh part that helps keep your engine running at its best.
Key features:
✅ OEM replacement wrist pin bearing for correct fit and dependable operation
✅ Case-hardened bearing cage for improved durability
✅ High-RPM suitable cage profile (flat/shouldered style concept) for demanding applications
Benefits of use:
🔹 Improves reliability at the connecting rod small-end under high load and RPM
🔹 Reduces wear and friction for smoother engine operation
🔹 Ideal for rebuilds when replacing pistons, wrist pins, or servicing the top end
Technical specifications (if needed):
📌 Brand: Hot Rods
📌 Part number: WB111
📌 Application: Connecting Rod (Wrist Pin)
📌 Inside diameter: 15 mm
📌 Outside diameter: 19 mm
📌 Length: 19.4 mm
📌 Units: Each
Why choose this product?
⭐ Built as an OEM-style replacement with durability-focused materials
⭐ Designed to suit high-RPM engine use where bearing stability matters
⭐ A practical, cost-effective part to include in top-end and engine refresh work
