Trek Procaliber 6 2025
5301894
Regular price £1,200.00The Procaliber 6 is a cross-country mountain bike built for hot laps and singletrack. It confidently rolls the fine line between race-ready and pocket-friendly with an alloy frame that's built with modern geometry for handling fast corners and rough sections of trail while keeping you ready to sprint up climbs. A 12-speed Shimano drivetrain and 120 mm RockShox fork seal the deal with all the gears and rock-smoothing comfort you need.
It's right for you if...
You want to dive into XC racing on a hardtail that's built to soar up climbs and stay composed through the rough stuff. You want to save some dough with a sturdy alloy frame, and don't mind upgrading your components over time.
The tech you get
A lightweight Alpha Platinum Aluminium hardtail frame with modern XC geometry and 148 mm boost spacing for stiff support under power. 120 mm of trail-smoothing front suspension from a RockShox Judy Silver fork with Solo Air spring and Turnkey lockout. Clean shifting 12-speed Shimano drivetrain that blends Deore and XT together, Tubeless-Ready Bontrager Kovee wheels, a Bontrager Line dropper post with internal routing and hydraulic disc brakes.
The final word
Ready to race? So is Procaliber 6. This XC race ride balances performance and price for riders looking to up their game between the tape. Its modern XC geometry keeps you cool through the rough and ready to hammer up climbs, and reliable yet affordable components get you on the trail fast without blowing through your upgrade budget.
Why you'll love it
- You get modern geometry and 120 mm of front suspension that keeps you in the attack on climbs and crushing confidently on descents
- It balances the accessible price of an alloy hardtail with the performance of its carbon cohorts
- The 12-speed one-by drivetrain gives you plenty of gears for hammering up climbs with the simplicity of a single shifter
- Its Tubeless Ready 29in wheels keep rolling resistance down while helping fight flats
- Internal cable routing keeps your ride quiet, reduces maintenance and looks sleek
Specifications
*spec applies to all sizes unless otherwise noted
| Frame | Alpha Platinum Aluminium, tapered head tube, internal routing, BSA 73, hidden rack and kickstand mounts, UDH, Boost148, 12 mm thru axle |
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| Fork | RockShox Judy Silver, Solo Air spring, TurnKey lockout, tapered steerer, 42mm offset, Boost110, 15 mm Maxle Stealth, 120 mm travel |
| Max compatible fork travel | 130 mm (540 mm axle-to-crown) |
| Hub front | Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle |
|---|---|
| Hub rear | Shimano TC500 alloy, CentreLock, 148x12 mm thru axle |
| Rim | Bontrager Kovee, double-wall, Tubeless-Ready, 28-hole, 23 mm width, Presta valve |
| Tyre | Bontrager Sainte-Anne Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.20" |
| Tyre part | Bontrager TLR sealant, 180 ml/6 oz |
| Rim strip | Bontrager TLR |
| Max tyre size | Frame: 29x2.40", Fork: See manufacturer |
| Shifter | Shimano Deore M6100, 12-speed |
|---|---|
| Rear derailleur | Shimano XT M8100, long cage |
| *Crank |
Size: S, M Shimano MT512, 30T ring, 55 mm chain line, 170 mm length |
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Size: M/L, L, XL Shimano MT512, 30T ring, 55 mm chain line, 175 mm length |
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| Bottom bracket | Shimano BB-MT501 BSA |
| Cassette | Shimano Deore M6100, 10-51, 12-speed |
| Chain | Shimano Deore M6100, 12-speed |
| Pedal | VP-536 nylon platform |
| Max. chainring size | 1x: 34T (55 mm chain line), min 30T (52 mm chain line) |
| Saddle | Verse Short, steel rails, 145 mm width |
|---|---|
| *Seatpost |
Size: S, M Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6 mm, 310 mm length |
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Size: M/L, L Bontrager Line Dropper, 150mm travel, MaxFlow, internal routing, 31.6 mm, 410 mm length |
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Size: XL Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 31.6 mm, 450 mm length |
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| *Handlebar |
Size: S, M Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width |
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Size: M/L, L, XL Bontrager alloy, 31.8 mm, 15 mm rise, 750 mm width |
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| Grips | Bontrager XR Trail Comp, nylon lock-on |
| *Stem |
Size: S Bontrager alloy, 31.8 mm, Blendr-compatible, 7-degree, 50 mm length |
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Size: M, M/L Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length |
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Size: L Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length |
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Size: XL Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length |
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| Head set | Semi-integrated, loose ball bearing, 1-1/8" top, 1.5" bottom |
| Brake | Shimano MT200 hydraulic disc |
| *Brake rotor |
Size: S, M, M/L, L, XL Shimano RT10, CenterLock, 160 mm |
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Size: L, XL Shimano RT10, CenterLock, 180 mm |
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| Brake Set | Shimano MT200 hydraulic disc |
| Rotor size | Max brake rotor sizes – Frame: 180 mm, Fork: see fork manufacturer |
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |
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