Description

The Trek Check-OUT SL 5 is part of Trek’s 2027 gravel bike range. The Check-OUT SL 5 is an adventure-ready full-suspension gravel bike for getting far, far out there. Its carbon frame delivers 55 mm of rear travel from a RockShox SIDluxe IsoStrut shock, while a RockShox Rudy XL fork smooths rowdy roads and trails with 60 mm of travel. It comes ready to explore with Bontrager Paradigm Comp wheels, a 12-speed Shimano GRX drivetrain and TranzX dropper post.

Why buy from Spokerite

Spokerite is the online store of CycloPro, an authorised Trek dealer at Walmer Downs in Gqeberha. When you order this bike from us, our own workshop mechanics assemble and safety-check it. It arrives ready to ride. Because we are an authorised dealer, Trek’s official warranty covers your bike. You also get a local workshop for setup, bike fitting and servicing.

Not sure if this is the right bike for you? Browse our other gravel bikes or contact our team for advice. You can also read more about this model on Trek’s official website.

Trek Check-OUT SL 5 specifications

Frameset

Shock

RockShox SIDluxe Ultimate 3P, 170 mm x 27.5 mm

Fork

RockShox Rudy XL Ultimate, Charger Race Day 2 Solo Air spring, tapered steerer, 45 mm offset, 12×100 mm thru axle, 60 mm travel

Frame

500 Series OCLV Carbon, integrated frame bag mounts, integrated rack, T47, UDH, 142×12 mm chamfered thru axle, 55 mm travel

Wheels

Valve

Bontrager XXX TLR valve, 50 mm

Skewer rear

Bontrager Switch chamfered thru axle, removable lever

Wheel rear

Bontrager Paradigm Comp 25, Tubeless-Ready, 25 mm rim width, Shimano Micro Spline freehub, 142×12 thru axle

Tyre

Bontrager Betasso RSL GX, Tubeless ready, aramid bead, 60 tpi, 700×55 mm

Tyre part

Bontrager TLR sealant, 180 ml/6 oz

Wheel front

Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width, 100×12 mm thru axle

Rim strip

Bontrager TLR

Drivetrain

Chain

Shimano XT M8100, 12-speed

Crank

Shimano GRX RX610, 38T, 165 mm length (S)
Shimano GRX RX610, 38T, 170 mm length (M, ML)
Shimano GRX RX610, 38T, 172.5 mm length (L, XL)

Rear derailleur

Shimano GRX RX822, 51T max cog

Cassette

Shimano XT M8200, 10-51, 12-speed

Bottom bracket

Praxis, T47 threaded, internal bearing

Shifter

Shimano GRX RX820, 12-speed

Components

Stem

Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length (S, M)
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length (ML, L)
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length (XL)

Saddle

Verse Short Comp, steel rails, 145 mm width

Handlebar

Bontrager GR Checkout, 42 cm (S)
Bontrager GR Checkout, 44 cm (M)
Bontrager GR Checkout, 46 cm (ML, L)
Bontrager GR Checkout, 48 cm (XL)

Brake rotor

Shimano CL800, CentreLock, 160 mm

Seatpost

TranzX JD-YSI36, 100 mm travel, internal routing, 31.6 mm, 328 mm length

Handlebar tape

Bontrager Supertack Perf tape

Accessories

Cargo rack

Checkout rear rack

Bracket

Trek Adjustable Multi-Mount

Spacer

Trek Checkout 2026 Main Pivot Bearing Spacer

Trek may change specifications without notice. Please confirm the spec with us before you order.