2021 Trek 820

The 2021 Trek 820 is a 26″ steel frame hardtail crosscountry bike with modest components and rim brakes.

View on www.trekbikes.com

2021 Trek 820
  • MSRP $419
  • Weight 33.7 lbs / 15.3 kg
  • Front Travel 75mm
  • Frame Steel
  • Fork SunTour
  • Wheels 26″
  • Drivetrain 3 × 7
  • Groupset Tourney
  • Brakes Rim
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Gearing

3 × 7 — 21 speed

2021 Trek 820
23 mph
Similar Bikes
27 mph

Similar bikes are easier to ride up hills than the 820.

The 820 won‘t keep up with similar bikes while riding downhill or sprinting.


Estimated Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more

est. spec level →$0$200$400$600$800
This bike
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Reviews

Geometry

Specs
Build
FrameTrek Custom Steel, rack mounts, 135x5mm QR
ForkSR Suntour M-3030, coil spring, 100x5mm QR, 75mm travel
Headset1-1/8'' threadless
StemBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 90mm length
HandlebarBontrager alloy, 31.8mm, 15mm rise, 690mm width
SaddleBontrager Sport
SeatpostBontrager alloy, 29.2mm, 12mm offset, 300mm length
GripsBontrager SSR
Groupset
Rear DerailleurShimano Tourney TY300, long cage, 34T max cog
Front DerailleurShimano Tourney TY500, 31.8mm clamp, top swing, dual pull
CrankShimano Tourney TY301, 42/34/24, 170mm length
ShiftersShimano Tourney EF41, 7 speed
CassetteShimano TZ500, 14-28, 7 speed
ChainKMC Z7, 7 speed
BrakesTektro alloy linear-pull
Wheels
RimsBontrager AT-550, alloy, 36-hole, schrader valve
Front HubFormula FM21 alloy, 100x5mm QR
Rear HubFormula FM31 alloy, 7sp freewheel, 135x5mm QR
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