D4E 0450‑2026 Engine Crankshaft Compatible with Construction Machinery Engine

1. Product Overview & Wholesale Price Range

The D4E Engine Crankshaft (Part # 0450‑2026) adopts high‑strength forged steel blank. Precision journal grinding, surface quenching treatment, dynamic balance calibration and full dimensional inspection. It converts piston reciprocating motion into rotary power output for heavy‑load construction equipment.

• Factory Wholesale Price: $500‑650 USD / piece Direct factory supply, favorable bulk price for repair shops and distributors
• Material: Forged Steel, journal precision grinding, surface quenching, dynamic balance test
• MOQ: 1 Piece, bulk discount for large‑quantity orders
• Stock Lead‑time: In stock, 1‑3 working days dispatch for worldwide customers
• Warranty: 12‑month replacement warranty, dimension & defect inspection before shipment

2. Engine & Application Compatibility List

Perfect fit for D4E diesel engine, widely used for heavy‑duty construction machinery:

• Engine Model: D4E
• OEM Part Number: 0450‑2026
• Structure: Forged engine crankshaft assembly
• Applications: Excavators, wheel loaders and other heavy‑duty construction machinery

3. Common Crankshaft Failure Phenomena

• Journal wear & scoring: Caused by poor lubrication or contaminated engine oil. Re‑grind or replace crankshaft when journal exceeds tolerance range.
• Bending & twisting deformation: Result of engine seizure or connecting rod fracture. Straightening repair is not recommended; fit brand‑new forged crankshaft.
• Fatigue crack: Generated under long‑time cyclic heavy load. Strict crack inspection before delivery to avoid crankshaft fracture during operation.
• Thread & flange damage: Caused by improper installation torque. Replace whole crankshaft assembly once key threaded or flange position gets damaged.
• Oil‑seal position wear: Will trigger oil leakage and engine failure. Check surface condition during overhaul replacement work.

4. Related Popular Diesel Engine Spare Parts

5. Frequently Asked Questions

Q1: How do I confirm this crankshaft fits my D4E engine?
A: Confirm OEM number 0450‑2026. Send your engine serial number for cross‑check compatibility before placing order.

Q2: What quality checks before shipment?
A: Each crankshaft undergoes dimension measurement, dynamic balance test and crack inspection to guarantee stable heavy‑load operation performance.

Q3: Can you supply full overhaul spare‑parts for D4E engine?
A: Yes, connecting rods, piston kits, bearing shells and full overhaul kits are available for one‑stop engine rebuild purchasing.