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2026 CheckOUT SL 5 Gravel Road Bike

$5,799.99
SKU: TRE31114230B  |  Barcode: 197216264415
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  • Ride-it-all suspension

    Ride-it-all suspension

    55mm rear travel and a new 60mm Rudy XL suspension fork designed in collaboration with RockShox help smooth out rough gravel roads and let you venture onto singletrack with more comfort and capability than a rigid gravel bike.

  • The ultimate off-road drop bar

    The ultimate off-road drop bar

    A new GR CheckOUT gravel drop bar has multiple hand positionings for more comfort and efficiencey wherever your ride takes you. Settle into narrow tops for more speed on champagne gravel or reach for the extra wide drops for total control on the rough stuff.

  • The science of full suspension gravel

    The science of full suspension gravel

    CheckOUT's full suspension setup is proven to decrease fatigue and increase comfort and control when compared to its rigid counterparts, leading to a 7.3% reduction in rider ventilation, a 41.5% reduction in fatiguing vibrational energy, and 23% less steering variation.

  • Big ol' tire clearance

    Big ol' tire clearance

    Room for tires up to 56mm/2.2″ wide lets you tackle the rough stuff with confidence.

  • Geometry designed to keep you in control

    Geometry designed to keep you in control

    Get more stability and comfort on multi-surface, multi-day adventures with an all-new Gravel Adventure geometry designed with a longer reach and higher stack.

  • Built for bikepacking

    Built for bikepacking

    Haul it all with 18* frame mounts, an integrated rear rack that works with the bike's suspension and dropper post, and Adjustable Multi-Mounts that lets you position your bottles and gear exactly where you want 'em in the frame.*Sizes ML and up

  • Exclusive Topo frame bag

    Exclusive Topo frame bag

    Carry your stash in style with a Topo Designs frame bag that’s the perfect fit for the all-new CheckOUT*Sold separately. Only available in M, M/L, & L.

  • Trail-tested carbon frame

    Trail-tested carbon frame

    Pack heavy and still ride light with a 500 Series OCLV Carbon frame tested to robust mountain bike standards.

Overview

CheckOUT SL 5 is an adventure-ready full suspension gravel bike for getting way, way out there. Its carbon frame delivers 55mm of rear travel from a RockShox SIDluxe IsoStrut shock, while a RockShox Rudy XL fork smooths rowdy roads and trails with 60mm of travel. It comes ready to explore with Bontrager Paradigm Comp wheels, a 12-speed Shimano GRX drivetrain, and TranzX dropper post.

Technical Specifications

Frame 500 Series OCLV Carbon, integrated frame bag mounts, integrated rack, T47, UDH, 142x12mm chamfered thru axle, 55mm travel
Fork RockShox Rudy XL Ultimate, Charger Race Day 2 Solo Air spring, tapered steerer, 45mm offset, 12x100mm thru axle, 60mm travel
Shock RockShox SIDluxe Ultimate 3P, 170mmx27.5mm
Weight ML - 11.97 kg / 26.39 lbs (with TLR sealant, no tubes, excluding rear rack)
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).
Shifter Shimano GRX RX820, 12 speed
Rear derailleur Shimano GRX RX822, 51T max cog
*crank Size: S Shimano GRX RX610, 38T, 160mm lengthSize: M, ML Shimano GRX RX610, 38T, 170mm lengthSize: L, XL Shimano GRX RX610, 38T, 172.5mm length
Bottom bracket Praxis, T47 threaded, internal bearing
Cassette Shimano XT M8200, 10-51, 12 speed
Chain Shimano XT M8100, 12 speed
Max chainring size 1x: 38T
Wheel front Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, 100x12mm thru axle
Wheel rear Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, Shimano Micro Spline freehub, 142x12 thru axle
Skewer rear Bontrager Switch chamfered thru axle, removable lever
Tire Bontrager Betasso RSL GX, Tubeless ready, aramid bead, 60 tpi, 700x55mm
Tire part Bontrager TLR sealant, 6oz
Rim strip Bontrager TLR
Max tire size 56mm/2.20\ (as measured, see manual for details)
Saddle Verse Short Comp, steel rails, 145mm width
Seatpost TranzX JD-YSI36, 100mm travel, internal routing, 31.6mm, 328mm length
*handlebar Size: S Bontrager GR Checkout, 42cmSize: M Bontrager GR Checkout, 44cmSize: ML, L Bontrager GR Checkout, 46cmSize: XL Bontrager GR Checkout, 48cm
Handlebar tape Bontrager Supertack Perf tape
*stem Size: S, M Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 60mm lengthSize: ML, L Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm lengthSize: XL Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length
Brake rotor Shimano CL800, centerlock, 160mm
Rotor size Max brake rotor sizes: 180mm front & rear
Cargo rack Checkout rear rack
Bracket Trek Adjustable Multi-Mount

Parts are subject to change without notice. Chat with us if you have any questions.

Geometry

Bike geometry diagram

All measurements provided in cm unless otherwise noted.

Frame size letter SMMLLXL
Wheel size 700c700c700c700c700c
A — Seat tube 44.047.052.054.056.0
B — Seat tube angle (degrees)74.6°74.2°73.7°73.0°72.6°
C — Head tube length 8.312.213.815.918.2
D — Head angle (degrees)68.8°69.0°69.4°69.5°69.4°
E — Effective top tube 56.458.959.761.362.8
G — Bottom bracket drop 7.07.07.06.86.8
H — Chainstay length 44.244.244.244.244.2
I — Offset 4.84.84.84.84.8
J — Trail 9.29.18.88.88.8
K — Wheelbase 108.1110.5111.7113.5115.0
L — Standover 77.280.484.086.186.1
M — Frame reach 39.540.741.742.743.5
N — Frame stack 58.061.763.465.267.3

This Geometry Chart is provided by the Manufactuer. Chat with us if you have any questions.

Sizing

sizeinchescm
S (49cm)5'2" - 5'5"158 - 164
M (52-54cm)5'5" - 5'10"164 - 177
ML (56cm)5'10" - 6'2"177 - 188
L (58cm)6'2" - 6'4"188 - 194
XL (61cm)6'4" - 6'8"194 - 203

Sizing to be used as a reference only. Chat with us if you have any questions.

CheckOUT SL 5
Trek

2026 CheckOUT SL 5 Gravel Road Bike

$5,799.99
CheckOUT SL 5 is an adventure-ready full suspension gravel bike for getting way, way out there. Its carbon frame delivers 55mm of rear travel from a RockShox SIDluxe IsoStrut shock, while a RockShox Rudy XL fork smooths rowdy roads and trails with 60mm of travel. It comes ready to explore with Bontrager Paradigm Comp wheels, a 12-speed Shimano GRX drivetrain, and TranzX dropper post.

Color

Size

  • S
  • M
  • ML
  • L
  • XL
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