07 - 1200 Adv
Final drive 2.88:1
1st - 2.28:1
2 - 1.58:1
3 - 1.26:1
4 - 1.03:1
5 - 0.90:1
6 - 0.81:1
08 - 1200 Adv
Final drive 2.91:1
1st - 2.375:1
2 - 1.646:1
3 - 1.296:1
4 - 1.065:1
5 - 0.939:1
6 - 0.848:1
It looks like if you have to have lower gearing it would be
better to keep your 07 Adv and fit the later final drive gear set.
Cheers
Hendo