utworzone przez ep | kwi 2, 2026 | Swing Gearbox Blogs
The most common question when budgeting for excavator maintenance is: how long does a swing gearbox last? The honest answer is that it varies enormously — from under 3,000 hours in poorly maintained machines working on demolition sites to well over 10,000 hours in... utworzone przez 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... utworzone przez 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... utworzone przez ep | mar 25, 2026 | Swing Gearbox Blogs
An excavator swing gearbox replacement is one of the highest-priority repairs a fleet owner or repair shop will face. When the swing gearbox fails, the machine cannot rotate its upper structure — cab, boom, and arm stay locked in one position. That means zero...