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2023 Calibre

Line 29

A 29″ aluminum frame hardtail trail bike with upper mid-range components.
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Weight30.9 lbs  
FrameAluminum
SuspensionHardtail, 130mm
ForkRockShox Recon Silver RL
Wheels29″ Aluminum
GroupsetNX
BrakesSRAM Guide T Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Line 29
Other Trail bikes
Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The Calibre Line trail bike family is consistently praised for its excellent geometry, solid frame details, and unbeatable value for money. Reviews highlight its modern sizing, progressive trail geometry, and the inclusion of a dropper post as standard, making it ready for hard rides straight out of the box. While the bike excels in ride quality and handling, some reviews note limitations in fork performance and gear range.

Pros
  • Excellent geometry and solid frame details

  • Unbeatable value for money

  • Modern sizing and progressive trail geometry

  • Dropper post as standard

  • Large volume tires for improved traction and comfort

Cons
  • Fork performance can be limiting

  • Gear range may not be wide enough for some riders

  • High bottom bracket affects body positioning

  • Some components may need upgrading for optimal performance

Key Quotes
for £1,000 the Line T3 27.5 is unbeatable.
Bike Perfect logoBike Perfect
Calibre has knocked it out of the park for a bike of this price.
BikeRadar logoBikeRadar
The Line T3-27 is a more versatile package you can really shred straight from the box to the trail.
MBR logoMBR

Feedback?

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Bike Perfect
I’ve tested thousands of mountain bikes and Calibre’s Line T3 275 is the best £1,000 MTB you can buy today

Apr 2024 · Guy Kesteven

Is Calibre’s Line T3 27.5 mountain bike really the incredible ‘best £1,000 bike’ deal it seems? Guy Kesteven has been finding out if it rides as well as it reads on paper

Highs
  • Excellent geometry, solidly detailed frame

  • Unbeatable parts package for the money

  • Complete set of up-to-date component standards

  • Big tires and quality fork add smoothness and traction

  • Dropper post as standard makes it ready-to-ride-hard straight away

Lows
  • Available in the UK only

  • Spending £100 extra on the 29er version might be the better investment

  • Dropper stroke is only 125mm

Read Review

Singletrack World
Calibre Line T3 29 review

Feb 2024 · Ben Haworth

The Calibre Line T3 29 is a mighty fine first 'proper mountain bike', that will be a trusty trail buddy for many years afterwards.

Read Review

BikeRadar
Calibre Line T3 29 review

Nov 2023 · Luke Marshall

A very capable hardtail that’s fun and future-proof with desirable spec for an impressive price

Highs
  • Impressively capable and fun

  • Silent on the trails

  • Branded spec at a low price

Lows
  • Small rear rotor lacks punch

  • Longer dropper could release more potential

Read Review

MBR
Calibre Line T3-27 review - MBR

Sep 2023 · Danny Milner

The Line T3-27 marks a welcome return for the Calibre brand to one of its most successful old stomping grounds. With its sloping top tube, progressive trail geometry and large volume 27.5in tyres, there’s been clear inspiration from the Whyte 909 trail bike. Which is no bad thing, given that Whyte has been at the forefront of trail hardtail design for over a decade now.  Calibre’s 6061 alloy frame looks sharp and contemporary from its collar to its cuffs. There’s a tapered head tube, slender top tube, square section down tube and forged dropouts clamping a bolt-through rear axle. Best hardtail mountain bikes: reviewed and rated by experts Mounts for both a water bottle cage and a tool strap adorn the frame, while the cables are all routed cleanly along the underside of the down tube. This keeps them rattle-free and easily accessible for maintenance. There are four frame sizes available and, given that our medium test bike compares favourably with the large frames of its rivals, it has the most progressive sizing.  Calibre launches all-new, UK designed Line hardtail range Suspension The RockShox Recon Silver RL fork has a dial atop the right leg that gives you some control over the compression damping. Turn it clockwise and each click makes the fork firmer, until it completely locks out. But there are only a couple of settings where you can actually feel a difference, so it’s more of an on-off switch than a variable adjuster. The Recon also needs to be overinflated to stop it falling through its full 140mm of travel. We went up to 115psi for our 78kg bodyweight, which helped keep the geometry stable but didn’t seem to sacrifice much in the way of small bump sensitivity.  Components Calibre has got its priorities right on the Line T3-27 by fitting an excellent KS Rage-i dropper post. It has 125mm of drop accessed by a durable alloy remote lever under the handlebar. Retracted, it lets you fully exploit the low top tube to hustle the bike around corners and down technical descents. And once extended it complements the steep seat angle to give a climbing position that makes it easy to balance steering control at the front with traction at the rear wheel. We’re also fans of the service-friendly threaded bottom bracket and strong two-piece SRAM cranks. SRAM also provides the Level T brakes and NX rear mech and shifter, but Calibre has made savings by fitting a KMC chain and SunRace cassette. The main compromise being that you don’t have as low a gear for climbing as the On One Scandal and Voodoo Bizango Pro.  Performance With that dropper post and the most modern sizing and geometry, the Calibre was always odds on favourite to shine brightest in the dirt. But what was truly blinding was just how much more comfort and control it boasted compared to its rivals. Best mountain bikes under £1000: brilliant bargain bikes And it’s the chunky 2.6in Maxxis Rekon tyres that make …Continue reading »

Highs
  • Modern sizing and geometry. External cables give a quiet ride. Dropper post. Large volume tyres.

Lows
  • High bottom bracket. Drivetrain doesn’t have the widest gear range.

Read Review

Geometry
Specs
Build
Frame

6061 hydroformed alloy, tapered headtube

Fork

Rock Shox Recon RL Boost 29", 130mm travel, 15 x 110mm axle, tapered steerer, Fast black stanchions.

Travel130mm

Bottom Bracket

Power spline

Headset

FSA, No57 Orbit 1.5E Zs

Stem

Calibre 45mm alloy

Handlebar

Calibre, 31.8 O.D, 780mm wide, 30mm rise.

Saddle

Calibre trail

Seatpost

KS Rage-I dropper, 30.9mm, 125mm travel, Southpaw remote

TypeDropper

Pedals

Black alloy platform

Groupset
Rear Derailleur

SRAM NX11 Speed, long cage

Crank

Samox 2pc Alloy, 170mm legs

Shifters

SRAM NX

Cassette

Sunrace 11 spd

Brakes

SRAM Guide T

TypeSRAM Guide T Hydraulic Disc

Wheels
Rims

Calibre 29" alloy disc rims

Front Hub

Formula boost, bolt through, 15 x 110mm, 32h, 6 bolt.

Rear Hub

Formula bolt through, 32h

Tires

WTB Trailboss G2

Rider Notes
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First added May 11

Last updated September 16

Not listed for 986 days