da ep | Apr 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... da ep | Apr 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... da ep | Apr 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... da ep | Mar 26, 2026 | Brand & Model Guide
The CAT 320C and 320D swing gearbox — both catalogued under part number 148-4644 — is one of the most frequently sourced aftermarket swing drive components for Caterpillar excavators. The PC200-6 is the Komatsu benchmark; the CAT 320 is the Caterpillar equivalent in... da ep | Mar 26, 2026 | Brand & Model Guide
The Komatsu PC200-6 swing gearbox is one of the most sourced excavator swing drive components in the aftermarket — partly because the PC200-6 is one of the best-selling 20-tonne excavators ever built, and partly because its swing gearbox has a finite service life...