Tested: 2020 Yamaha YZ125

Yamaha YZ125 86.7kg 32.6 bhp While the KTM 125SX has been developed every year since the millennium, the YZ125 is pretty much the same bike as it was then in terms of engine and chassis. Yamaha has upgraded the KYB suspensions – which is now the same as the YZF KYBs,