Skip to main content

Trek 520 Grando

Trek 520 Grando
  • Color: Nautical Navy
Color: Nautical Navy
Size: Select size
Please select options Unavailable
Call for availabilty


520 Grando is a steel adventure bike made for off-road excursions. This "gravel randonneuring" bike's nimble, streamlined setup and rugged parts spec is perfect for bikepacking and gravel riding.

It's right for you if...
You're always planning your next bikepacking or gravel riding escape. You want a versatile steel bike that's made to last and built for adventure on roads less traveled.

The tech you get
A terrain-smoothing chromoly steel frame, alloy disc fork with a ThruSkew captured quick release skewer, wide-range Shimano 2x10 drivetrain that's great for climbing, a Shimano GRX rear derailleur for smooth shifting even on rough terrain, Bontrager tubeless ready wheels, wide, all-surface tires, an included front rack, and all-weather mechanical disc brakes.

The final word
Steel is real, and that's only part of what makes 520 Grando the perfect expedition rig. It's nimble, spec'd with off-road ready parts, and ready to rip gravel and light trails in the name of adventure.

Why you'll love it
- It’s everything you love about 520, just outfitted for off-road and rough-road excursions
- ThruSkew captured quick-release skewer gives you added retention security and ease of use out on the open road
- The GRX rear derailleur gives you better chain retention and smooth, reliable shifting on rough terrain
- 520 Grando is built to hold up, and it's super reliable over the long haul
- There's no better way to see the world than from the saddle, and this is the bike that answers your wanderlust


Frame Trek butted chromoly disc touring, rack & fender mounts, 135 x 5mm QR
Fork 520 alloy disc touring, rack mounts, 100 x 5mm ThruSkew
Headset 1-1/8" threadless, sealed cartridge bearings
Rims/Wheels Bontrager Affinity Disc, Tubeless Ready, 36-hole, 21mm width, presta valve
Hubs Front: Shimano M475, 6-bolt disc, 100 x 5mm QR
Rear: Shimano M475, 6-bolt disc, 135 x 5mm QR
Spokes 14g, stainless steel, black
Tires Bontrager GR1 Expert, Hard-Case Lite, wire bead, 60 tpi, 700 x 40c
Crankset ProWheel forged alloy, 42/28, 2-piece
Chain KMC X10, 10 speed
Front Derailleur Shimano Tiagra 4700, 34.9mm clamp, down swing
Rear Derailleur Shimano GRX RX400, long cage, 36T max cog
Cassette/Rear Cogs Shimano HG50, 11-36, 10 speed
Shifters Shimano Tiagra R4700, 10 speed
Handlebars Bontrager Comp VR-C, alloy, 31.8mm, 100mm reach, 124mm drop
Tape/Grips Bontrager Gel Cork tape
Stem Bontrager Elite, 31.8mm, Blendr compatible, 7 degree
Brakes TRP Spyre C 2.0 mechanical disc, 160mm rotor
Pedals Sold Separately
Saddle Bontrager Arvada, steel rails, 138mm width
Seat Post Bontrager alloy, 27.2mm, 12mm offset

* Subject to change without notice.

Part Numbers

Option UPC MPN Store SKU
Nautical Navy / 48cm 601842442289 1051269 52023418577Y
Nautical Navy / 51cm 601842442272 1051270 52023685762Y
Nautical Navy / 54cm 601842442265 1051271 52023211377Y
Nautical Navy / 57cm 601842442258 1051272 52023175041Y
Nautical Navy / 60cm 601842442241 1051273 52023216266Y
Nautical Navy / 63cm 601842442234 1051274 52023761048Y