Mountain Bike Rear Gear Setup
When should you not use an 11 gear setup for mountain biking.
Mountain bike rear gear setup. Using a gear inch chart is one way to compare gear ratios without riding the bike. An intro to bike. Tighten the 5mm bolt to 8 10 nm 70 85 in lbs. From the full faced helmet downhill mountain biker to the lycra clad cross country rider.
For one revolution of the pedal your bike will travel a certain number of inches. For the rear use a 1 by 11 drivetrain gear setup. To keep things simple let s look at just 29ers. Know that this value does depend on wheel size.
So in the example above with a 2 1 gear ratio one full rotation of the pedals will result in 2 full revolutions of the wheels. Thread the 5mm rear derailleur bolt into your derailleur hanger on your frame. Even the wheel size of your bike will affect your gear set up. Bigger wheel diameters effectively make the gearing harder and so as mountain bike wheels have increased in size the gearing has become relatively more comfortable.
The global mountain bike network is the best mtb youtube channel with videos for everyone who loves dirt. Initial rear derailleur installation. All 10 speed shimano mountain bike components are also inter compatible you could for example use an old 10 speed xtr m986 rear derailleur with new deore m610 shifters. Our simple 7 step guide will help you with the setup of your new or used mountain bike.
Cross country riders that ride on long uphill trails will not want to use the 11 gear drivetrain. A comfortable pedal power on a 26 wheeled bike will feel considerably easier than the same gear ratio on a 29er. All mountain bike rear derailleurs are installed initially the same way. With the bike held off the ground and the chain now on the largest cog at the back test the front derailleur by moving the chain between the smallest and next chainring using the gear lever.
Dial in your bike s fit and handling to get the most from it. Due to this mountain bikes use specific gear ratios that are best suited to the rugged terrain and generally lower average speeds compared to other cycling forms.