ISLe 6L QSL9 Diesel Engine Crankshaft 3965012 for Dong‑feng Truck Engine Parts

Keywords: 3965012 crankshaft, ISLe 6L QSL9 engine crank shaft, Dong‑feng truck diesel crankshaft, heavy‑duty truck engine spare parts, construction machinery engine crankshaft, aftermarket replacement crankshaft

Product Overview

Crankshaft Part No.3965012 is core rotating component for ISLe, 6L, QSL9 diesel engines, widely fitted for Dong‑feng heavy‑duty trucks and related engineering equipment. It converts piston reciprocating motion into rotational power output, bears complex alternating impact load during long‑time engine operation. This replacement crankshaft solves serious engine failures including abnormal knocking, severe vibration, metal noise, shaft journal wear and bending deformation caused by original crankshaft damage. Every crankshaft passes strict dynamic balance test, hardness inspection and dimensional tolerance detection before wooden‑case packing and delivery.

Detailed Specifications

Key Features & Advantages

• High‑strength forged steel material, excellent impact‑resistance, bending‑resistance and fatigue‑resistance under heavy‑duty working conditions.
• Precision grinding for main journals and rod journals, strict dimensional tolerance, good surface finish to form stable oil film.
• Strict dynamic balance calibration, effectively reduce engine vibration and running noise.
• Surface quenching treatment for journals, greatly improve wear‑resistance and extend service life.
• Complete machining of oil passages and threaded holes, perfectly match original engine assembly requirements.
• Direct replacement installation, ideal for ISLe 6L QSL9 engine overhaul and repair projects.
• Effectively resolve engine shaking, abnormal knocking and power loss problems caused by damaged original crankshaft.

Application Scope

Fit Equipment: Dong‑feng heavy‑duty trucks and commercial vehicles equipped with ISLe, 6L, QSL9 diesel engine ‑ Also applicable for matching engineering machinery powered by above engine models ‑ Widely used for engine repair workshops and vehicle maintenance projects.

Our Company Advantage

We are professional supplier of full‑range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. ‑ Large ready stock for various machinery spare parts ‑ Factory‑direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

Export solid wooden case packaging, anti‑shock and moisture‑proof, protect crankshaft from damage in long‑distance transportation ‑ Multiple shipping options: sea freight, air freight, international express for small trial orders ‑ Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.