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The Checkpoint SL 6 AXS Gen 3 is a carbon gravel bike ready for far-out adventures.
The Checkpoint SL 6 AXS Gen 3 is a carbon gravel bike ready for far-out adventures.
Trek

EX DEMO Trek Checkpoint SL 6 AXS Gen 3 Gravel Bike Small 2025 in Matte Hex Blue/Marianas Blue

£3,600.00 £4,500.00 20% off
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With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection 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 & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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Hassle free returns

In the unlikely event that you are not satisfied with your purchase please feel free to return your items within 90 days of the purchase date for a full exchange or refund. Any item (excluding food, underwear or e-gift vouchers) can be returned to us for any reason within 90 days, provided that the item has not been used or fitted and is returned in its original packaging with valid proof of purchase.

It is recommended that you use a recorded delivery service or return to a store to ensure your items are received by us. We cannot assume responsibility for items that are lost in transit back to us.




Terms & Conditions

Items must be returned in their original packaging and unused. Refunds will be issued once the product(s) have been received and inspected.

Click & Collect customers can buy with confidence knowing that they can review the item before deciding whether it is right for you before leaving the store. Should you decide it's not right for you, it can be conveniently exchanged or refunded straight away, or you still have up to 90 days to return it if you are still unsure.

Please note:
1. If the items we have sent you are faulty, damaged or not as we described, we will cover the cost of collection and the delivery of the correct item.

2. If we have delivered the correct bike but upon inspection, you decide the bike is not the one for you, we will charge you £50 for collection (£100 from Northern Ireland). If you do not have the original box in usable condition, we will charge you an additional £15 to provide one.

Refunds will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase.

We are unable to offer a refund without a valid proof of purchase.

EX DEMO Trek Checkpoint SL 6 AXS Gen 3 Gravel Bike Small 2025 in Matte Hex Blue/Marianas Blue

Season:2025Sale

Brand:Trek

Code:SD5321659

This Trek Checkpoint SL 6 AXS Gen 3 size Small is an ex-demo bike, it has some light cosmetic damage, it has been used at several demonstration events this season, and shows signs of use on the drivetrain, brakes and tyres. Please see photos for condition of the bike.

Our ex demo/display bikes are fully serviced and checked to ensure your riding experience is the same as a new bike - we offer full manufacturers warranty on all our ex display and ex demo bikes.

The Checkpoint SL 6 AXS Gen 3 is a carbon gravel bike ready for far-out adventures. Its lightweight carbon frame is designed with comfort-focused Gravel Endurance geometry, clearance for beefy 50 mm tyres (as measured), and plenty of frame and fork mounts. Plus, IsoSpeed frame technology helps to soak up jarring road vibrations, helping you float over chatter and potholes. It's ready to cut loose with a SRAM Rival AXS wireless 12-speed group set.

You're itching for adventure and want a bike that's up for taking the road less travelled. You want IsoSpeed comfort tech to help you stay comfortable on the hardest miles, an upgraded drivetrain that can hang tough when the gravel gets deep and plenty of mounts to carry your gear and hydration packs.

A 500 Series OCLV Carbon frame with a carbon fork, internal downtube storage, frame and fork mounts, and clearance for 50 mm tyres (as measured). A 12-speed 1x SRAM Rival AXS fully wireless drivetrain, hydraulic disc brakes, carbon seat post and Tubeless Ready Bontrager Paradigm Comp wheels with 42 mm tyres.

The Checkpoint SL 6 AXS Gen 3 is made to explore, with the chatter-smoothing benefit of IsoSpeed, a lightweight carbon frame, and upgraded components where they matter most, like the SRAM Rival AXS wireless shifting.

Outfit your bike with either aTrek Adventure Frame Bagor aTrek Adventure Triangle Bag(full sizing information can be found on bag pages).

Key Features & Benefits:

  • Carbon Fibre Frame:Ultra lightand fast – and it's backed by Trek's lifetime warranty.
  • SRAM Rival XPLR AXSDrivetrain:Smart, smooth and completely wireless shifting.
  • Massive tyre clearance:You can use tyres up to 50c for extra traction and stability in any condition.

Full Specification:

  • Frame:500 Series OCLV Carbon, IsoSpeed, downtube storage door, hidden mudguard mounts, rack mounts, integrated frame bag mounts, invisible cable routing, T47, flat-mount disc, integrated chainkeeper, removable FD hanger, UDH, 142x12 mm chamfered thru axle
  • Fork:Checkpoint full carbon, tapered carbon steerer, fender mounts, triple rack mounts, flat mount disc, 12x100mm chamfered thru axle
  • Number of Gears:12
  • Gear Shifters:SRAM Rival eTap AXS, 12-speed
  • Chainset:SRAM Rival, 40T, DUB Wide, XS/S: 165mm, M: 170mm, ML/L: 172.5mm, XL: 175mm length
  • Chainrings:40T
  • Rear Cassette:SRAM XG-1251, 10-44, 12-speed
  • Chain:SRAM Rival, 12 speed
  • Front Derailleur:N/A
  • Rear Derailleur:SRAM Rival XPLR eTap AXS, 44T max cog
  • Bottom Bracket:SRAM DUB, T47 threaded, internal bearing
  • Pedals:Not supplied:Shop pedals here
  • Rims:Bontrager Paradigm Comp 25, Tubeless Ready, 25 mm rim width
  • Front Hub:Bontrager Paradigm Comp 25, 100x12 mm thru axle
  • Rear Hub:Bontrager Paradigm Comp 25, SRAM XD-R 12-speed freehub, 142x12 thru axle
  • Front Tyre:Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm
  • Rear Tyre:Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm
  • Brakes:SRAM Rival hydraulic disc, SRAM Paceline, rounded, CentreLock, 160 mm
  • Handlebars:Bontrager Elite Gravel, XS: 40cm , S/M: 42cm, Ml/L: 44cm, XL: 46 cm width
  • Handlebar Tape:Bontrager Supertack Perf tape
  • Headset:Information not available
  • Stem:Bontrager Pro, 31.8 mm, Blendr-compatible, 7-degree, XS: 60mm, S: 70mm, M/ML: 80mm, L: 90mm, XL: 100mm
  • Saddle:Verse Comp, steel rails,XS/S:155, M/ML/L/XL: 145 mm width
  • Seatpost:Bontrager carbon, 27.2 mm, 8 mm offset, 330 mm length
  • Accessories:Trek BITS Tool Bag,SRAM eTap battery pack (with charger)
  • Weight:ML - 9.40 kg / 20.73 lbs (with TLR sealant, no tubes)
Manufacturers reserve the right to change specifications without notice based on availability at the point of assembly.

Sizing Chart for Trek Checkpoint Gen 3

This chart can give a recommendation on which size may be best for you, however for the best results, please contact us or visit your local Balfe’s store for a personal consultation and test ride.
SizeRider Height (cm)Rider Height (")Inseam (cm)Inseam (")
XS143 - 158 cm4'8" - 5'2"67 - 74 cm26" - 29"
S (49cm)158 - 164 cm5'2" - 5'5"74 - 77 cm29" - 30"
M (52-54cm)164 - 177 cm5'5" - 5'10"77 - 83 cm30" - 33"
ML (56cm)177 - 188 cm5'10" - 6'2"83 - 88 cm33" - 35"
L (58cm)188 - 194 cm6'2" - 6'4"88 - 91 cm35" - 36"
XL (61cm)194 - 203 cm6'4" - 6'8"91 - 95 cm36" - 37"

Geometry for Trek Checkpoint Gen 3


Frame size number49 cm52 cm54 cm56 cm58 cm61 cm
Frame size letterXSSMMLLXL
Wheel size700c700c700c700c700c700c
A —Seat tube44.54850.5535557.5
B —Seat tube angle74.0°74.0°73.3°73.3°73.3°73.3°
Effective seat tube angle72.7°73.0°72.8°72.8°72.8°72.8°
C —Head tube length8.610.61315.117.119.1
D —Head angle71.0°71.4°71.6°72.0°72.1°72.4°
E —Effective top tube53.654.756.657.858.960.1
G —Bottom bracket drop7.67.67.67.67.67.6
H —Chainstay length434343434343
I —Offset4.94.94.94.94.94.9
J —Trail7.16.86.86.46.46.2
K —Wheelbase101.3102.2103.4104.2105.2106.2
L —Standover74.777.680.282.384.386.5
M —Frame reach3838.639.139.740.240.8
N —Frame stack53.555.657.960.16264
Saddle rail height min (w/short mast)56.258.963.267.271.375.5

This bike also has compatible accessories. They are:





Warranty Information for Trek:

Lifetime warranty on Frame sets (frame and rigid fork), main frame and full suspension swing arms for the lifetime of the original owner, and Bontrager wheels with carbon rims.

2-year warranty on Rear suspension linkage components, including bearings, rocker link and accompanying hardware and components, Bontrager wheels with alloy rims, Paint and transfers.

For full warranty policy please visit trekbikes.com

Sizing Information
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