- Rear wheel spindle nut: 100 Nm (10.0 kg·m).
If inspection proved the need for adjustment, set drive chain as follows:
Position the vehicle on the rear wheel stand (OPT), 1.7.2.
Completely loosen nut (1).
Warning! For and easier wheel centering, there are two fixed references (2-3) on the inner face of tensioner seats, on swinging arms, before wheel spindle.
![](https://motoinstruction.ru/img/aprilia/11/117149.jpg)
Loosen the two locknuts (4).
Use adjusters (5) to set chain slack and check on either sides that references (2-3) match.
Tighten the two locknuts (4).
Tighten nut (1).
Check chain slack, see 2.21.2.
![](https://motoinstruction.ru/img/aprilia/11/117150.jpg)