Hi all, Well it's time to change again and just wondered if anyone could confirm I've got the sizes right? This is what I have at the moment: Bridgestone BT 023 120/70ZR17 (58 W) Front TL M/C Quantity: 1 x 84 GBP Bridgestone BT 023 180/55ZR17 (73 W) Rear TL M/C Quantity: 1 x 110 GBP I'm...