RLB Cycleworks - A rare find! A near-mint condition 1994 Trek 520 21-speed touring bike with a 21"/ 53.5cm True Temper OX double-butted chromoly frame. One of the last USA made Trek
Another Touring Project - 84 Trek 520 - Bike Forums
520 | Trek Bikes (DE)
520 | Trek Bikes
520 Grando | Trek Bikes
When you want to make your 20+ year old Trek 520 more xbikey so you squeeze in a 38c Vittoria Terreno Dry… : r/xbiking
1988 Trek 520 Touring Road Bike - Pedal Room
1990 Trek 520 Touring Bike - The Chainlink
Help me configure my touring bike (Trek 520 Grando) - Bike Forums
Picked up an old Trek 520 for next to nothing. Rides like a dream : r/bikecommuting
Trek 520 Commuter Beauty | Spokes and Beans
1990 Trek 520 for $350. Please tell me I'm not crazy : r/whichbike
1984 Trek 520 Touring Bike - Pedal Room
2005 Trek 520
60cm TREK 520 Steel Racks Disk Brake Touring Road Bike ~6'0"-6'4"
Trek 520 - Touring Bicycle Review – Bicycle Touring Pro