Frame
OCLV Carbon
500 Series with IsoSpeed
Drivetrain
SRAM Apex AXS
Wireless 12-speed
Tire clearance
Up to 50 mm
42 mm Girona RSL stock
Storage
In-frame
Downtube storage + BITS bag
Mounts
Rack · fender · bag
Triple-rack fork
Weight
9.50 kg
Size ML
Trek warrantyLimited lifetime frame warranty
Local serviceOur Red Deer service team
Test rides in Red DeerGasoline Alley
Financing availableAsk in store

Carbon gravel

Fast, light and smooth on rough roads

A 500 Series OCLV Carbon frame with IsoSpeed takes the sting out of gravel without slowing you down.

IsoSpeed

IsoSpeed

Lets the seat tube flex to smooth out washboard and rough gravel.

500 Series OCLV Carbon

500 Series OCLV Carbon

Light and stiff, with invisible cable routing through the RCS headset.

Room for 50 mm tires

Room for 50 mm tires

Ships with fast 42 mm Girona RSL tubeless-ready tires.

Adventure ready

Pack it up and go

Storage and mounts for bikepacking, long days and everything in between.

Downtube storage

Downtube storage

Stash a tube, tools and snacks inside the frame with the included BITS bag.

Rack, fender and frame bag mounts

Plus triple-rack mounts on the fork.

SRAM Apex AXS wireless

SRAM Apex AXS wireless

Clean, wireless 12-speed shifting with an 11–44 range.

Checkpoint SL 5 vs ALR 5

Carbon or aluminum?

Both are 12-speed SRAM Apex gravel bikes with room for 50 mm tires. The SL 5 adds a carbon frame with IsoSpeed, wireless AXS shifting and in-frame storage.

You're viewingCheckpoint SL 5 AXS Gen 3Checkpoint SL 5 AXS$4,299.99
Checkpoint ALR 5 Gen 3Checkpoint ALR 5$3,099.99View this bike →
Frame 500 Series OCLV Carbon, IsoSpeed 300 Series Alpha Aluminum
Shifting SRAM Apex AXS, wireless SRAM Apex, mechanical
Tires Girona RSL 42 mm Girona Pro 42 mm
In-frame storage Yes, with BITS bag No
Max tire size 50 mm 50 mm
Weight 9.50 kg (size ML) 9.87 kg (size ML)

Size & fit

Let's get you fit

Enter your height to get a size recommendation, or come in and we'll fit you in person.

Find your size

Enter your height and we'll recommend a frame size.

SizeRider heightInseam
XS4'8" – 5'2" (143–158 cm)26–29" (67–74 cm)
S5'2" – 5'5" (158–164 cm)29–30" (74–77 cm)
M5'5" – 5'10" (164–177 cm)30–33" (77–83 cm)
ML5'10" – 6'2" (177–188 cm)33–35" (83–88 cm)
L6'2" – 6'4" (188–194 cm)35–36" (88–91 cm)
XL6'4" – 6'8" (194–203 cm)36–37" (91–95 cm)

Sizing is a guide. Reach, arm length and riding style matter too, so a quick test ride is the best way to confirm.

Between sizes or unsure? Book a fitting or test ride and we'll help you choose.

Geometry

Frame sizeXSSMMLLXL
A – Seat tube445 mm480 mm505 mm530 mm550 mm575 mm
Effective seat tube angle72.7°73.0°72.8°72.8°72.8°72.8°
C – Head tube length86 mm106 mm130 mm151 mm171 mm191 mm
D – Head angle71.0°71.4°71.6°72.0°72.1°72.4°
E – Effective top tube536 mm547 mm566 mm578 mm589 mm601 mm
G – Bottom bracket drop76 mm76 mm76 mm76 mm76 mm76 mm
H – Chainstay length430 mm430 mm430 mm430 mm430 mm430 mm
I – Fork offset49 mm49 mm49 mm49 mm49 mm49 mm
J – Trail71 mm68 mm68 mm64 mm64 mm62 mm
K – Wheelbase1013 mm1022 mm1034 mm1042 mm1052 mm1062 mm
L – Standover746 mm772 mm799 mm813 mm837 mm861 mm
M – Reach380 mm386 mm391 mm397 mm402 mm408 mm
N – Stack535 mm556 mm579 mm601 mm620 mm640 mm
Wheel size700c700c700c700c700c700c

Specifications

Full specs

General
Weight
9.50 kg (20.95 lb), size ML
Max total weight
125 kg (275 lb), bike + rider + cargo
Bag
Bontrager BITS Internal Frame Storage Bag
Frameset
Frame
500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden fender mounts, rack mounts, integrated frame bag mounts, RCS Headset System, invisible cable routing, T47, flat mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12mm chamfered thru axle
Fork
Checkpoint full carbon, tapered carbon steerer, fender mounts, triple rack mounts, flat mount disc, 12x100mm chamfered thru axle
Drivetrain
Shifter
SRAM Apex AXS, 12 speed
Rear derailleur
SRAM Apex XPLR eTap AXS, 44T max cog
Derailleur battery
SRAM AXS battery pack (with charger)
Crank
Sizes XS, S: SRAM Apex 1, 40T, DUB Wide, 165mm length / Size M: 170mm length / Sizes ML, L: 172.5mm length / Size XL: 175mm length
Cassette
SRAM XPLR PG-1231, 11-44, 12 speed
Wheels
Wheel front
Bontrager Paradigm SL TLR rim, CL-712 Centerlock disc hub, 24H, 100x12mm
Wheel rear
Bontrager Paradigm SL TLR rim, CL-712 Centerlock disc hub, 24H, 142x12mm
Skewer front
Bontrager Switch chamfered thru axle
Tire
Bontrager Girona RSL, Tubeless Ready, GR puncture protection, aramid bead, 220 tpi, 700x42mm
Max tire size
50mm without fenders, 42mm with fenders (as measured, see manual for details)
Components
Saddle
Sizes XS, S: Verse Short Comp, steel rails, 155mm width / Sizes M, ML, L, XL: 145mm width
Seatpost
Bontrager carbon, 27.2mm, 8mm offset, 330mm length
Handlebar
Size XS: Bontrager Elite Gravel, alloy, 40cm width / Sizes S, M: 42cm width / Sizes ML, L: 44cm width / Size XL: 46cm width
Handlebar tape
Bontrager Supertack Perf tape
Stem
Size XS: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 60mm length / Size S: 70mm length / Sizes M, ML: 80mm length / Size L: 90mm length / Size XL: 100mm length
Brake rotor
SRAM Paceline, rounded, centerlock, 160mm

Specs from Trek and subject to change. Weights are for the size listed.

Riding the Trek Checkpoint SL gravel bike

Test rides in Red Deer

Ride it before you buy it

Come see the Checkpoint SL 5 AXS at our Gasoline Alley shop. We'll help you pick the right size, set it up for you and get you out for a test ride.

How can we help you?