CATERPILLAR 477507-330 Shaft AS-Lumbar 477507330

Caterpillar 477507-330 Shaft AS-Lumbar – OEM-Grade Durability for Articulated Dump Trucks and Earthmoving Equipment

The Caterpillar 477507-330 Shaft AS-Lumbar is a precision-engineered drivetrain component designed for a wide range of heavy equipment, including articulated dump trucks (models 1HK-D25D through APF-D400E II), earthmoving compactors (5FN-816F, 7LN-826G, and others), excavators (4CS-5130B, 7LL-5230), and integrated toolcarriers (1WN-IT14G, 5EJ-IT18F). Manufactured using high-grade alloy steel with advanced metallurgy, this shaft features optimized diameters and dimensions tailored to withstand extreme load conditions and torque fluctuations typical in heavy-duty applications. Its robust construction ensures superior resistance to wear, fatigue, and mechanical stress, extending service life and minimizing downtime.

Technically, the 477507-330 shaft incorporates precision-machined splines and bearing surfaces that guarantee seamless integration with Caterpillar drivetrains. The component’s dimensional accuracy supports balanced rotational dynamics, reducing vibration and enhancing overall machine stability. This shaft is engineered to meet or exceed OEM specifications, ensuring compatibility and peak performance across multiple Cat machinery platforms. Its corrosion-resistant finish further protects against harsh environmental factors, making it ideal for rugged earthmoving and construction environments. Investing in this shaft means improved drivetrain reliability, optimized power transmission, and sustained operational efficiency.

🔗 For detailed specifications and purchasing options, visit the official Caterpillar 477507-330 Shaft AS-Lumbar product page at AllParts Expert.