Olivia's Touring Bike, 1991 Trek Singletrack 990… – blog.peterlombardi.com
1992 Trek 990 restoration - advice required! | Mountain Bike Reviews Forum
Update on the Trek 990 : r/xbiking
Trek 990 ZX Frame Fork 19.5" | eBay
Vintage Trek 990 Mountain Bike frame mtb race team steel xc 89 90 91 ATX cromoly | eBay
Vintage TREK 990 Mountain Bike for Sale in Miami, FL - OfferUp
1992 Trek 990 | Mountain Bike Reviews Forum
shmoos cycles - Trek Singletrack 990 frame dimensions are: seat tube centre to centre 18 1/2" seat tube centre to top is 20" 22 1/2" top tube length frame material is True
1995 Trek 990
Trek 990 Singltrack DS2 VINTAGE mountain bike TESTED!! - YouTube