What is the on/off switch on my Shimano derailleur?

SHADOW PLUS rear derailleurs feature an on/off switch used to adjust spring tension, which optimizes chain retention over bumpy terrain. This keeps the chain stable for smooth, seamless shifting so you can focus on the ride without noisy distractions from a clanking chain.

Which Shimano groupset is best?

Shimano 105 is considered Shimano’s first performance groupset, and for many people it is the best option in combining performance, value and longevity. Ultegra is next and is very similar to Dura-Ace in terms of performance, though Dura-Ace is lighter.

Should you ride with derailleur clutch on or off?

Installation is simple, the only added complication being that you must switch the clutch mechanism to the ‘off” position before tuning your gears. With the clutch off, the lower arm is free to move unrestricted, making it easier to set your cable tension etc. With gear tuning done, flip the lever back to ‘on’.

Why is my front derailleur not shifting?

Common Front Derailleur Problems. Front derailleurs may cause sluggish or inaccurate shifting because (A) the derailleur body is not positioned properly, (B) the derailleur limit screws are not adjusted correctly, (C) the mechanism is dirty or (D) the cable is damaged or improperly tensioned.

Should the front derailleur touch the chain?

A properly adjusted front derailleur should shift the chain between the front chainrings but will not throw the chain off the rings. The basic adjustments for the front derailleur are the height, rotation, limit screws and inner wire tension (index setting). The cable inner wires should also be lubricated.

Is Di2 worth the money?

If you have the money and you ride a lot, yes. It is so worth it. I’m big fan of Di2, but it’s a luxury. You probably won’t enjoy the ride anymore than mechanical, unless you enjoy useful gadgets and tech for their own sake.

Why are groupsets so expensive?

The metal treatments and high-strength alloys that make pivots and bearings more durable and that also make parts lighter are expensive, so better groupsets are pricier. Another reason is that a bike with a complete groupset almost always works better than one with a mix of parts from different manufacturers.

Can we use a 9 speed rear derailleur on an 8 speed bike?

Is it fine if I use a 9 speed rear derailleur on a 8 speed bike? With Shimano 8 and 9 speed systems you can interchange derailleurs as they use the same actuation or pull ratio (the ratio of length of cable pulled to lateral derailleur cage movement).

How to adjust a rear derailleur in Five Easy Steps?

How to adjust a rear derailleur 1. Set the limit screws 2. Tighten the cable 3. Adjust the cable tension 4. Shift it up 5. B-tension screw Read more about:

How big of a wrench do I need to tighten the derailleur?

When tightening this pinch bolt, secure to approximately 30-40 inch-pounds. This is about 10 pounds of effort hold a wrench 3 inches from the bolt. Before checking limit screw adjustments, check the derailleur positioning. If the derailleur cage is too far above the large chainring, it is more likely to shift poorly.