โดย ep | เม.ย. 8, 2026 | Brand & Model Guide, Uncategorized
Brand & Model Guide · Swing Gearbox Hitachi ZX350 Swing Gearbox: Generation Identification, Replacement Specification, and Maintenance Schedule The Hitachi ZX350 swing gearbox serves the 35-tonne ZX350 series — one of Hitachi’s most widely deployed... โดย ep | เม.ย. 8, 2026 | Brand & Model Guide
Brand & Model Guide · Large Excavator Class CAT 390 Swing Gearbox: Complete Replacement Reference for the 90-Tonne Class Excavator The CAT 390 swing gearbox serves the Caterpillar 390F — the largest standard production hydraulic excavator in the Cat lineup at... โดย ep | เม.ย. 8, 2026 | Swing Gearbox Blogs
Product Reference Datasheet Komatsu PC450 Swing Gearbox Covers: PC450-7 / PC450-8 / PC450LC-7 / PC450LC-8 / PC450LC-11 series ~43,000 Nm Output Torque 14.0:1 Gear Ratio 3-stage Planetary Stages ~1.5 L Oil Capacity Machine weight class 45–47 tonne Motor flange type SAE... โดย ep | เม.ย. 8, 2026 | Brand & Model Guide
Industry Application · Concrete Logistics Mixer Truck Planetary Gearbox: Why the Concrete Transit Drum Drive Fails When and How It Does The mixer truck planetary gearbox on a concrete transit mixer operates in one of the most mechanically and chemically aggressive... โดย ep | เม.ย. 7, 2026 | Swing Gearbox Blogs
Maintenance Guide · Seal & Lubrication Swing Gearbox Oil Leak: Diagnosis, Seal Replacement, and When the Leak Means You Need a New Gearbox A swing gearbox oil leak is the most common excavator swing system service issue. In most cases it is a seal replacement job... โดย ep | เม.ย. 3, 2026 | Swing Gearbox Blogs
The most common cause of an incorrect excavator swing gearbox order — across all brands, all models, and all sourcing channels — is a buyer providing insufficient information at the point of purchase. The supplier ships the nearest available unit that matches the...