Yanmar Engine Crankshaft V-Pulley VIO45 PN:12900421650

Keep Your Yanmar Diesel Engine Running Smoothly with a Premium Crankshaft Pulley Assembly

Ensure optimal power transfer and protect your engine’s vital accessories with this heavy-duty Engine Crankshaft Pulley Assembly. Specifically engineered for Yanmar 3TNV84 and 3TNV88 series diesel engines, this precision-balanced pulley reduces rotational vibration, extends belt life, and ensures dependable operation in demanding agricultural, industrial, and construction machinery.

Whether you are performing routine maintenance or a complete overhaul, this direct-fit replacement part offers OEM-level performance, precise belt alignment, and maximum durability under harsh working conditions.

Key Specifications & Details:

• Engine Models: Yanmar 3TNV84, 3TNV88

• Part Number (PN): Y114138 (Y-114138) 12900421650

• Component Type: Engine Crankshaft Pulley / Harmonic Balancer Assembly

• Fitment: Direct OEM-spec replacement for Yanmar diesel engines used in mini excavators, tractors, power generators, and skid steers.

Why Choose This Crankshaft Pulley?

• Precision Engine Balancing: Engineered to minimize engine vibration and damp rotational torque forces.

• Direct OEM Fit: Built to exact factory dimensional tolerances for an effortless, drop-in replacement without modifications.

• Heavy-Duty Durability: Constructed from high-strength cast alloy to withstand high thermal loads and resist continuous wear.

• Protect Auxiliary Systems: Ensures consistent belt tension and alignment for your alternator, water pump, and cooling fan.