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Quality C4.4 Forged Connecting Rod 238‑2720 for Diesel Engine Excavator Spare Parts factory
Quality C4.4 Forged Connecting Rod 238‑2720 for Diesel Engine Excavator Spare Parts factory
Quality C4.4 Forged Connecting Rod 238‑2720 for Diesel Engine Excavator Spare Parts factory

C4.4 Forged Connecting Rod 238‑2720 for Diesel Engine Excavator Spare Parts

Place of Origin:China
Brand Name:HanRui
Model Number:C4.4
Minimum Order Quantity:1PC
Payment Terms:T/T,Western Union,Trade Assurance
Supply Ability:2000
Product Details
Balancing: Dynamically Balanced
Finish: Precision Machined
Durability: High Wear Resistance
Length: Varies By Model
Compatibility: Caterpillar Engines
Surfacetreatment: Nitrided Surface For Enhanced Strength
Installationtype: Direct Replacement
Heattreatment: Hardened And Tempered
Material: Forged Steel
Application: Heavy-duty Machinery
Oemstandard: Meets Caterpillar OEM Specifications
Productname: Caterpillar Crankshaft And Connecting Rod
Warranty: 12 Months
Weight: Varies By Model
Product Description
Welcome to our heavy‑duty engine spare‑parts store. We supply premium aftermarket C4.4 Forged Connecting Rod OEM 371‑3846, direct replacement part for C4.4 diesel engine rebuild for excavators and construction machines.

1. Product Overview & Wholesale Price Range

The C4.4 Forged Connecting Rod (Part # 371‑3846) is high‑strength forged alloy steel connecting rod for C4.4 diesel engine. It transfers piston thrust to crankshaft, widely fitted on compact excavators and engineering machinery.

  • Factory Wholesale Price: $215‑320 USD / piece Direct factory supply, favorable bulk price for repair shops and distributors
  • Material: Forged Alloy Steel, precision machining, complete dimensional tolerance check
  • 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 & visual crack inspection before shipment

2. Engine & Application Compatibility List

Perfect fit for C4.4 diesel engine, applied on multiple construction‑duty equipment:

  • Engine Model: C4.4
  • OEM Part Number: 371‑3846
  • Structure: Forged connecting rod assembly
  • Applications: Compact excavators, wheel loaders, construction machinery equipment

3. Common Connecting Rod Failure Phenomena

  • Rod bending & twisting: Caused by engine hydraulic lock or over‑speed. Replace whole new forged connecting rod; do not straighten deformed rod.
  • Big‑end bore wear: Result from burnt bearing shells. Replace connecting rod with matching bearing set during overhaul.
  • Small‑end bushing wear: Bring piston pin knocking noise. Use qualified connecting rod for replacement repair.
  • Fatigue crack risk: Long‑time cyclic load. Adopt genuine‑quality forged connecting rod to avoid engine internal fracture.
  • Bolt hole thread damage: Caused by improper bolt torque. Replace connecting rod once thread is damaged.

4. Related Popular Diesel Engine Spare Parts

Category Engine / Machine OEM Part No. Remark
Forged Connecting Rod C4.4 371‑3846 Con‑Rod Assembly
Crankshaft C4.4 371‑3842 Forged Crankshaft
Engine Overhaul Kit C4.4 371‑3830 Engine Rebuild Repair Parts
Piston Set C4.4 371‑3825 Engine Spare Parts
Bearing Shell Set C4.4 371‑3840 Main & Con‑rod Bearing

5. Frequently Asked Questions

Q1: How do I confirm this connecting rod fits my C4.4 engine?
A: Confirm OEM number 371‑3846. Send your engine serial number for cross‑check compatibility before placing order.

Q2: What quality checks before shipment?
A: Each C4.4 connecting rod undergoes dimension measurement and crack inspection to ensure stable performance under working load.

Q3: Can you supply full overhaul spare‑parts for C4.4 engine?
A: Yes, crankshaft, piston kits, bearing shells and full overhaul kits are available for one‑stop engine rebuild purchasing.

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