LPR - Bike maintenance at the Hash. Phone 08 1815 7948.
Probike - bike shop next to Lumpini Park
World Bike - bike shop on Ramindra Road and in Chonburi
Other Thai Biking Links
Bicycle Thailand - website with all sorts of useful information
Co van Kessel Bangkok Tours - bike tours around Bangkok
Grasshopper Bike Tours - bike tours in Thailand and the region
Hua Hin Bike Tours - biking trips in the Hua Hin area
Klong Cyclist - cycle routes around Bangkok
Mountain Bike Tours Thailand is a mtb information website
SpiceRoads - bike tours in Thailand and the region
Sports Thailand - all sorts of healthy outdoor activities
X-Biking Chiang Mai - downhill mountain biking in Chiang Mai.
Other Biking Links
Bali Trailblazers (recommended by Joris L)
Sierra Cycling (cycling in Spain)