Gearbox: 6-speed with Quickshifter+
The 2026 RC 390 comes standard with Quickshifter+, allowing for clutchless upshifts and downshifts. This is paired with a PASC Slipper Clutch, which prevents rear-wheel lock-up during aggressive downshifting.
The 2026 RC 390 comes standard with Quickshifter+, allowing for clutchless upshifts and downshifts. This is paired with a PASC Slipper Clutch, which prevents rear-wheel lock-up during aggressive downshifting.