CATERPILLAR 145-3969 Carrier-Planetary 1453969

Caterpillar 145-3969 Carrier-Planetary: Durable OEM-Grade Excavator and Mining Equipment Component

The Caterpillar 145-3969 Carrier-Planetary is a precision-engineered drivetrain component designed for heavy-duty excavators and expanded mining products. Manufactured to OEM specifications, this carrier-planetary unit ensures optimal load distribution and torque transfer within the planetary gear system. Crafted from high-grade alloy steel with advanced metallurgy treatments, it offers exceptional resistance to wear, fatigue, and harsh operating conditions. Its robust design supports seamless integration with various Caterpillar excavator models such as AAA-5110B, AAK-5110B, and AAT-5110B, as well as expanded mining products like FKD-6015B and HLD-6015B, ensuring reliable performance under extreme load conditions.

Technically, the 145-3969 carrier-planetary features precision-machined gear teeth with optimized tooth profiles to reduce backlash and enhance power transmission efficiency. Its dimensional accuracy and hardened surfaces contribute to extended service life and reduced maintenance intervals. This component plays a critical role in the drivetrain assembly by evenly distributing torque across the planetary gears, thereby improving the overall mechanical efficiency and operational stability of excavators and mining machinery. Investing in this OEM-grade part guarantees compatibility, durability, and sustained performance in demanding environments.

🔗 For more detailed specifications and to purchase the Caterpillar 145-3969 Carrier-Planetary, visit Caterpillar 145-3969 Carrier-Planetary at AllParts Expert.

Related part numbers: AAA-5110B, AAK-5110B, AAT-5110B, 4CS-5130B, 5ZL-5130, 4HZ-5230B, 7LL-5230B, FKD-6015B, HLD-6015B, LWN-6015B, LWS-6015B, PWW-6015B, WSN-6015B, 2B9-6015, 4B4-6015, 6B9-6015, 145-3969