Repair guides › Drivetrain
Set brake/shift lever (hood) position
Drop-bar levers that brake and shift. Swinging the whole brake lever inward pulls cable (bigger cog, easier gear); the small paddle behind it releases cable (smaller cog, harder gear). This is Shimano STI; SRAM and Campagnolo work differently.
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Tools
- Ball-end hex key set (1.5–10 mm): Park Tool HXS-1.2 Professional L-Shaped Hex Set ($$)
- 1/4" click torque wrench (about 2–17 Nm) + bits: Pro Bike Tool 1/4 inch drive click torque wrench set (2.2–16.9 Nm) ($$)
- Preset 5 Nm torque key: Prestacycle Pro TorqKeys 5 Nm T-handle ($$)
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Steps
- Peel the hood forward to reach the clamp bolt.
- Loosen slightly. Set the hood tops so they make a flat platform with the bar tops.
- Make both sides match with a straight edge across the hoods.
- Torque the clamp, roll the hood back.
Torque
| Fastener | Torque |
|---|---|
| STI clamp bolt | 6–8 Nm |
Diagram
Side view, chain side toward youBrake and shift lever
Signs it needs doing
- Missed shifts
- Lever stuck