中文
D7E 20491073 Engine Connecting Rod Compatible with Construction Machinery Engine
Place of Origin:China
Brand Name:HanRui
Model Number:D7E
Minimum Order Quantity:1-10pc
Payment Terms:T/T,Western Union,Trade Assurance
Supply Ability:10000
Product Details
Product Type:
Engine Crankshaft / Connecting Rod
Compatible Brand:
Volvo-Deutz
Application:
Construction Machinery Engine
Material:
Forged Steel
Condition:
New
Warranty:
6Months
MOQ:
1 Piece
Origin:
China
Feature:
High Strength, Wear Resistant
Package:
Neutral Export Packing
Product Description
Welcome to our heavy‑duty engine spare‑parts store. We supply premium aftermarket D7E 20491073 Engine Connecting Rod Compatible with Construction Machinery Engine, direct‑replacement spare part for D7E diesel engine rebuild for excavators and engineering machines.
1. Product Overview & Wholesale Price Range
The D7E Engine Connecting Rod (Part # 20491073) is made of high‑strength forged steel blank. Precision bore machining, hardness treatment, strict dimensional and parallelism inspection. It transfers piston thrust force to crankshaft for heavy‑load construction equipment.
- Factory Wholesale Price: $170‑235 USD / piece Direct factory supply, bulk discount for repair shops and distributors
- Material: Forged Steel, precision boring, hardness treatment, full dimension inspection
- MOQ: 1 Piece, discount for bulk orders
- Stock Lead‑time: In stock, 1‑3 working days dispatch for worldwide customers
- Warranty: 12‑month replacement warranty, defect & dimension inspection before shipment
2. Engine & Application Compatibility List
Perfect replacement for D7E diesel engine, widely used on heavy‑duty construction machinery:
- Engine Model: D7E
- OEM Part Number: 20491073
- Structure: Forged engine connecting rod assembly
- Applications: Excavators, wheel loaders and other heavy‑duty construction machinery
3. Common Connecting Rod Failure Modes
- Bore wear & oval deformation: Caused by poor lubrication or contaminated engine oil. Replace connecting rod when bore exceeds tolerance range.
- Bending & twisting deformation: Caused by engine seizure or piston collision. Straightening repair is not recommended; install brand‑new forged connecting rod.
- Fatigue crack: Generated under long‑time cyclic heavy load. Strict crack detection before delivery to prevent rod fracture in operation.
- Thread damage: Caused by improper installation torque. Replace whole connecting rod once threaded area gets damaged.
- Bushing wear: Causes abnormal knocking and engine fault. Check bushing status during engine overhaul.
4. Matching Diesel Engine Spare Parts
| Category | Engine / Machine | OEM Part No. | Remark |
|---|---|---|---|
| Engine Connecting Rod | D7E | 20491073 | Connecting Rod Assembly |
| Engine Crankshaft | D7E | Refer‑to‑match | Crankshaft Assembly |
| Engine Overhaul Kit | D7E | Refer‑to‑match | Engine Rebuild Repair Parts |
| Piston Set | D7E | Refer‑to‑match | Engine Spare Parts |
| Bearing Shell Set | D7E | Refer‑to‑match | Main & Con‑rod Bearing |
5. Frequently Asked Questions
Q1: How do I confirm this connecting rod fits my D7E engine?
A: Verify OEM number 20491073. Send your engine serial number for compatibility cross‑check before placing order.
Q2: What quality inspections before shipment?
A: Each connecting rod goes through dimension measurement, hardness test and crack inspection to ensure reliable heavy‑load performance.
Q3: Can you supply full overhaul spare‑parts for D7E engine?
A: Yes, crankshaft, piston kits, bearing shells and full overhaul kits are available for one‑stop engine rebuild purchasing.
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