Eliminate accessory drive belt slippage and damp toxic engine harmonics with our Premium 20775463 Engine Crankshaft Drive Pulleys for VOLVO EC210B, EC240B, and EC300D excavators. Get direct factory pricing, bulk B2B discounts, and fast global air express shipping from China's leading powertrain components supplier today!
Maximize Belt Power Transfer, Damp Engine Vibrations. Damaged pulley causes belt slipping, abnormal vibration and rapid wear, even damaging crankshaft bearings. This dynamically balanced pulley stably transmits power, reduces vibration impact and protects front-end accessory system for Volvo D4/D6/D7 series engines.
High-strength Ductile Cast Iron Excellent shock resistance and fatigue resistance, no cracking under frequent torque impact.
Precision CNC Groove Perfect fit multi-rib belt, stable clamping force, avoid slippage and abnormal squeaking.
Dynamic Balance Calibration Eliminate resonance vibration, lower torsional load and safeguard crankshaft structure.
Anti-corrosion Surface Coating Resist rust and chemical erosion, adapt harsh outdoor working environment.
| Technical Parameter | Specification Details |
|---|---|
| Main Part Number | 20775463 / VOE20775463 |
| Product Type | Engine Crankshaft Drive Pulley Harmonic Balancer |
| Applicable Belt | Multi-ribbed serpentine tension drive belt |
| Main Material | High toughness nodular cast iron |
| Manufacturing Feature | Dynamically balanced, numerically controlled groove machining |
Crawler Excavators: EC140B,EC140D,EC160B,EC180,EC200B,EC200D,EC200E,EC210B,EC210B Prime,EC220D,EC220E,EC240B,EC240B Prime,EC250D,EC290B,EC290B Prime,EC300D,EC350D,EC700B
p>Unbalanced inferior pulley easily induces strong vibration and crankshaft failure. Parts distributors and maintenance workshops recommend stocking genuine 20775463 pulleys. Match with drive belts, bearings and crankshaft oil seals to assemble complete front end overhaul kit.
Belt persistent squealing, edge fraying and fast aging abrasion after short usage
Visible pulley swing during idling, poor rotation stability affecting accessory operation
Rust and scratch marks around mounting hub, loose fit causing abnormal displacement
All models for compatibility reference only. Balanced drive pulley improves power transmission efficiency, suppresses engine vibration, effectively extends service life of belt and crankshaft components.