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The Trek Checkpoint ALR Gravel Road Bike introduces you to the exciting new frontier of gravel riding at a value that can't be matched; this bike is exceedingly versatile and suited to a wide variety of riding styles

Trek Checkpoint ALR 4 Gravel Road Bike 2021 in Rage Red


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Estimated Delivery Dates

Estimated Delivery Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery Dates provided on product pages.

The Current Estimated Delivery Date is Undetermined

Trek Checkpoint ALR 4 Gravel Road Bike 2021 in Rage Red

Brand : Trek

Code : 325562021RageRED

The Trek Checkpoint ALR 4 aluminium gravel bike is built for the rigours of gravel and dirt roads, but it's also right at home on morning commutes and centuries. This bike knows no boundaries, which makes it the ideal gateway to adventure on any road or path.

The Checkpoint ALR 4 features a vibration-absorbing carbon fork, 20 Shimano GRX gears ideal for grinding up hills or through rough gravel and hydraulic disc brakes for all-condition stopping power.

It also comes fitted with rack and mudguard mounts, making it a great choice for road rides and commutes, and wide 700x40c tyres for added stability and traction on rougher surfaces. This versatile bike offers an incredible amount of capability for the price. It's rugged, fast, comfortable and has an amazing amount of tech for its price.

Key Features & Benefits:

Carbon Fibre Fork: Super lightweight & dampens road vibrations for a more comfortable ride.

2x10 Shimano GRX drivetrain: Wide range of gears suitable for all terrains, with proven reliable shifting.

Hydraulic Disc Brakes: Powerful braking ability to keep you fully in control, whatever the weather.

Full Specification:

  • Frame: 300 Series Alpha Aluminium, tapered head tube, Control Freak internal routing, 3S chain keeper, rack and mudguard mounts, flat-mount disc, Stranglehold dropouts, 142x12 mm thru axle
  • Fork: Checkpoint carbon, tapered alloy steerer, rack mounts, mudguard mounts, flat-mount disc, 12x100 mm thru axle
  • Number of Gears: 20
  • Gear Shifters: Shimano GRX RX400, 10-speed
  • Chainset: Shimano GRX RX600
  • Chainrings: 46/30T
  • Rear Cassette: Shimano Tiagra HG500, 11-34, 10-speed
  • Chain: KMC X10
  • Front Derailleur: Shimano GRX RX400, braze-on
  • Rear Derailleur: Shimano GRX RX400, long cage, 36T max cog
  • Bottom Bracket: Shimano RS500, 92 mm, PressFit
  • Pedals: Not Included
  • Rims: Bontrager Tubeless Ready, 28-hole, 17 mm width, Presta valve
  • Front Hub: Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
  • Rear Hub: Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle
  • Front Tyre: Bontrager GR1 Comp, wire bead, 60 tpi, 700x40 c
  • Rear Tyre: Bontrager GR1 Comp, wire bead, 60 tpi, 700x40 c
  • Brakes: Shimano GRX hydraulic disc
  • Handlebars: Bontrager Elite IsoZone VR-CF 31.8mm
  • Handlebar Tape: Bontrager Supertack Perf tape
  • Headset: FSA Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom
  • Stem: Bontager Elite 31.8mm
  • Saddle: Bontrager Montrose Comp
  • Seatpost: Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length
  • Accessories: N/A
  • Weight: 10.26 kg / 22.62 lbs
Technical Information

Geometry for Trek Checkpoint ALR 4 Unisex Gravel Road Bike
All measurements in mm unless specified otherwise.

Whyte Ridgeway Womens Hybrid Geometry Chart

Frame Size Number49cm52cm54cm56cm58cm61cm
A - Seat Tube495254565861
B - Seat Tube Angle75.0°74.0°73.5°73.0°73.0°73.0°
C - Head Tube Length9.010.712.614.517.120.0
D - Head Angle71.4°71.6°71.8°72.2°72.3°72.6°
E - Effective Top Tube51.553.655.156.657.759.2
G - Bottom Bracket Drop7.
H - Chainstay Length42.542.542.542.542.542.5
I - Offset4.
J - Trail6.
K - Wheelbase99.5100.5101.4102.0103.2104.4
L - Standover74.977.078.980.882.985.8
M - Frame Reach37.337.938.338.739.139.7
N - Frame Stack53.254.956.758.660.963.8

Sizing Information

Specific Size Guide for Trek Checkpoint ALR 4 Unisex Gravel Road Bike

SizeRider Height (cm)Rider Height (')Inseam (cm)Inseam (")
49156 - 1625'1" - 5'4"74 - 7729 - 30
52163 - 1685'4" - 5'6"76 - 7929 - 31
54168 - 1745'6" - 5'9"78 - 8231 - 32
56174 - 1885'8" - 5'11"81 - 8532 - 34
58180 - 1855'11" - 6'1"84 - 8733 - 34
61185 - 1916'0" - 6'3"86 - 9034 - 36

Professional Opinion

Trek Gravel Road Bikes: Checkpoint Series

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