Cummins ISF2.8 Crankshaft 5264231 5443207 | Tractor Diesel Engine Parts

Product Details

Product Overview

This high-quality Crankshaft is a direct replacement for the Cummins ISF2.8 diesel engine, commonly used in tractors, light trucks, and industrial machinery. Manufactured to meet strict OEM specifications, this component (part numbers 5264231 and 5443207) ensures reliable performance and long service life. We provide global shipping solutions, serving major markets including North America, Europe, Southeast Asia, the Middle East, and Africa.

Key Features & Benefits

• Premium Material: Forged from high-strength alloy steel for superior durability and fatigue resistance.
• Precision Engineering: Machined to exacting tolerances for optimal bearing fit and reduced vibration.
• Direct Fit: Factory-spec dimensions ensure a seamless installation without modifications.
• Enhanced Performance: Balanced design contributes to smoother engine operation and improved torque output.
• Rigorous Testing: Passes magnetic particle inspection and dimensional checks to guarantee quality.

Technical Specifications

OEM Cross-Reference

• Primary OEM Number: 5264231
• Alternate OEM Number: 5443207
• Interchangeable With: 5264231RX (Replacement/Aftermarket versions)

Compatibility

• Engine Models: Cummins ISF2.8 (all variants including ISF2.8s4129P, ISF2.8s4148T)
• Vehicle Applications: Tractor, Light-Duty Trucks, Agricultural Machinery, Generator Sets, Industrial Equipment
• Year Ranges: 2010-Present (Verify engine serial number for exact fitment)

Global Supply & Distribution

We are a leading supplier of diesel engine parts with a robust global logistics network. Our experience in international trade ensures fast, reliable delivery to major ports and industrial centers worldwide, including Los Angeles, Rotterdam, Dubai, Shanghai, and Singapore. We serve a diverse client base in North America, Europe, Asia-Pacific, the Middle East, Africa, and South America, offering flexible shipping options such as FOB, CIF, and EXW.

Quality Assurance

• Manufacturing Standards: Produced in ISO 9001:2015 certified facilities.
• Certifications: Complies with SAE and ASTM material standards.
• Warranty: 12-month warranty against manufacturing defects.
• Testing: 100% dimensional inspection and non-destructive testing (NDT) on critical areas.

FAQ

Q1: Is this crankshaft a direct replacement for the original Cummins part?

Yes, this crankshaft (5264231/5443207) is manufactured to match the exact OEM specifications for the Cummins ISF2.8 engine. It is a direct bolt-in replacement requiring no modifications. We recommend verifying your engine’s serial number to ensure compatibility with your specific variant.

Q2: What installation procedures should I follow?

Installation must be performed by a qualified diesel mechanic. Prior to installation, clean all oil passages and inspect the main bearing bores. Lubricate all bearing surfaces with engine assembly lube. Torque all main bearing cap bolts in the correct sequence and to the manufacturer’s specified torque (typically 90 Nm + 90° turn for the ISF2.8). Always use new connecting rod bolts.

Q3: How do I maintain this crankshaft for maximum service life?

Ensure the engine’s lubrication system is in good working order. Use high-quality engine oil (recommended API CI-4 or higher) and replace it at the intervals specified in the Cummins service manual. Regularly check the crankshaft end-play (spec: 0.064-0.216 mm) during major overhauls to detect early wear. Avoid running the engine with a damaged harmonic balancer, as it can cause crankshaft fatigue.