Albania (ALLL) Skewer rear
Header Image
Bontrager Switch chamfered thru axle, removable lever Algeria (DZDد.ج)
Rim Bontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve
Angola (GBP£)
Tyre
Austria (EUR€)
Belarus (GBP£) Tyre part
Belgium (EUR€)
Trek FX Sport SL 4 Bontrager TLR sealant, 180 ml/6 oz
Benin (XOFFr)
Max tyre size
Trek FX Sport SL 4
Bosnia & Herzegovina (BAMКМ) 50 mm without mudguards, 42 mm with mudguards (as measured, see manual for details)
Trek FX Sport SL 4 Botswana (BWPP)
Components
Trek FX Sport SL 4 British Indian Ocean Territory (USD$)
Trek FX Sport SL 4
Bulgaria (EUR€) Saddle
Trek FX Sport SL 4

Congo - Brazzaville (XAFCFA) Congo - Kinshasa (CDFFr) Croatia (EUR€) Cyprus (EUR€)
Denmark (DKKkr.)
Djibouti (DJFFdj)
Ghana (GBP£)
Greenland (DKKkr.)
[]
Guadeloupe (EUR€)
{"@context":"http:\/\/schema.org\/","@id":"\/products\/trek-checkpoint-alr-5-gen-3#product","@type":"ProductGroup","brand":{"@type":"Brand","name":"Trek"},"category":"Road Bikes","description":"\n\nThe Checkpoint ALR 5 is an aluminium gravel bike built for venturing anywhere. It pairs modern endurance geometry with a carbon fork for road-smoothing comfort, while 50 mm of tyre clearance gives you room for tons of grip. It comes equipped with SRAM Apex XPLR 12-speed shifting, hydraulic disc brakes, Tubeless Ready Bontrager Paradigm wheels and loads of mounts for bags and gear.\n \n\n*Please note – spec applies to all sizes unless listed separately\n\nFrameset\n\n\n\nFrame\n\n\n300 Series Alpha Aluminium, Internal cable routing, 3S chain keeper, T47, UDH, rack and mudguard mounts, integrated frame bag mounts, flat-mount disc, 142x12 mm chamfered thru axle\n\n\nFork\n\n\nTrek Checkpoint, full carbon, tapered steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle\n\n\n\n\n\n\n\nWeight\n\n\n\nWeight\nML – 9.87 kg\/21.76 lb (with TLR sealant, no tubes)\nWeight limit\nThis bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).\n\n\n\n\n\nDrivetrain\n\n\n\nShifter\n\n\nSRAM Apex, 12 speed\n\n\nRear derailleur\n\n\nSRAM Apex XPLR, 44T max cog\n\n\n*Crank\n\n\nSize: XS, S\nSRAM Apex 1, 40T, DUB Wide, 165 mm length\n\n\nSize: M, ML\nSRAM Apex 1, 40T, DUB Wide, 170 mm length\n\n\nSize: L, XL\nSRAM Apex 1, 40T, DUB Wide, 172.5 mm length\n\n\nBottom bracket\n\n\nSRAM DUB Wide, T47 threaded, internal bearing\n\n\nCassette\n\n\nSRAM XPLR PG-1231, 11-44, 12-speed\n\n\nChain\n\n\nSRAM Apex, 12-speed\n\n\nMax. chainring size\n1x:44 2x: 46\/30\n\n\n\n\n\nWheels\n\n\n\nHub front\n\n\nBontrager alloy, sealed bearing, CentreLock disc, 100x12 mm thru axle\n\n\nSkewer front\n\nBontrager Switch chamfered thru axle\n\nHub rear\n\n\nBontrager alloy, sealed bearing, CentreLock disc, Shimano 11-speed freehub, 142x12 mm thru axle\n\n\nSkewer rear\n\nBontrager Switch chamfered thru axle, removable lever\n\nRim\n\n\nBontrager Paradigm 23, Tubeless Ready, 24-hole, 23 mm width, Presta valve\n\n\nSpokes\n\n\n14 g stainless steel, black\n\n\nTyre\n\n\nBontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42 mm\n\n\nTyre part\n\n\nBontrager TLR sealant, 180 ml\/6 oz\n\n\nMax tyre size\n50 mm without mudguards, 42 mm with mudguards (as measured, see manual for details)\n\n\n\n\n\nComponents\n\n\n\nSaddle\n\nVerse Short Comp, steel rails, 145 mm width\n\nSeatpost\n\n\nBontrager alloy, 27.2 mm, 12 mm offset, 330 mm length\n\n\n*Handlebar\n\n\nSize: XS, SBontrager Elite Gravel, alloy, 40 cm width\n\n\nSize: M, MLBontrager Elite Gravel, alloy, 42 cm width\n\n\nSize: LBontrager Elite Gravel, alloy, 44 cm width\n\n\nSize: XLBontrager Elite Gravel, alloy, 46 cm width\n\n\nHandlebar tape\n\n\nBontrager Supertack Perf tape\n\n\n*Stem\n\n\nSize: XSBontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length\n\n\nSize: S, MBontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length\n\n\nSize: ML, LBontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90mm length\n\n\nSize: XLBontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100mm length\n\n\nBrake\n\n\nSRAM Apex D1 hydraulic disc, flat mount\n\n\nBrake rotor\n\n\nSRAM Paceline, rounded, CentreLock, 160 mm\n\n\nBrake lever\n\n\nSRAM Apex, 12 speed\n\n\nRotor size\nMax brake rotor sizes: 180 mm front and rear\n\n\n\n\n\nWe reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.\nBike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.\n\n\n\n\n\n\n\n\n\n\n\n\n","hasVariant":[{"@id":"\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716162431#variant","@type":"Product","image":"https:\/\/projektride.co.uk\/cdn\/shop\/files\/CheckpointALR5-26-49946-C-Primary.png?v=1764866085\u0026width=1920","name":"Trek Checkpoint ALR 5 Gen 3 - XS \/ Fjord Blue to Miami Green Fade","offers":{"@id":"\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716162431#offer","@type":"Offer","availability":"http:\/\/schema.org\/InStock","price":"1615.00","priceCurrency":"GBP","url":"https:\/\/projektride.co.uk\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716162431"},"sku":"5332810"},{"@id":"\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716195199#variant","@type":"Product","image":"https:\/\/projektride.co.uk\/cdn\/shop\/files\/CheckpointALR5-26-49946-C-Primary.png?v=1764866085\u0026width=1920","name":"Trek Checkpoint ALR 5 Gen 3 - XS \/ Bronze Age","offers":{"@id":"\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716195199#offer","@type":"Offer","availability":"http:\/\/schema.org\/InStock","price":"1615.00","priceCurrency":"GBP","url":"https:\/\/projektride.co.uk\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716195199"},"sku":"5332798"},{"@id":"\/products\/trek-checkpoint-alr-5-gen-3?variant=56518716227967#variant","@type":"Product","image":"https:\/\/projektride.co.uk\/cdn\/shop\/files\/CheckpointALR5-26-49946-C-Primary.png?v=1764866085\u0026width=1920","name":"Trek Checkpoint ALR 5 Gen 3 - 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Guernsey (GBP£)
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FX Sport SL 4 is a carbon fibre fitness bike for riders who want the speed of a lightweight road bike with the comfort and control of a flat handlebar. The 1x drivetrain simplifies shifting without sacrificing gear range, making this high-performance bike perfect for everything from solo workouts to speedy group rides.

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Prowheel alloy, 40T narrow-wide ring, 170 mm length await import("//projektride.co.uk/cdn/shopifycloud/shop-js/modules/v2/loader.shop-follow-button.en.esm.js");
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*Seatpost
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Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
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Bontrager alloy, 27.2 mm, 12 mm offset, 400 mm length
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*Handlebar
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