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2017 BMC

speedfox 03 trailcrew

A 29″ aluminum frame full suspension enduro bike with upper mid-range components.
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Manufacturer Price

$3,999
FrameAluminum
SuspensionFull, 150 / 150mm
ForkRockShox Pike RC
ShockCane Creek
Wheels29″
Drivetrain1 × 11
GroupsetSLX
BrakesShimano SLX Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
speedfox 03 trailcrew
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 mph

speedfox 03 trailcrew

26 mph

Similar Bikes

Highest gear

(descending)

Sizing
XS

5'1" – 5'6"

SM

5'4" – 5'9"

MD

5'7" – 6'0"

LG

5'10" – 6'3"

XL

6'0" – 6'5"

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The BMC Speedfox is a trail bike that stands out for its innovative Trailsync system, integrating dropper post and rear shock control for a cleaner cockpit and simplified riding experience. It's praised for its efficient climbing, stable handling, and suspension performance, though some riders may find its geometry and dropper post limitations less ideal for technical terrain. The bike's unique features and performance make it a strong contender for epic rides and races, despite some first-generation compromises.

Pros
  • Innovative Trailsync system integrates dropper post and rear shock control

  • Efficient climber with stable and sure-footed handling

  • Clean cockpit with fewer cables

  • Automatically adjusts suspension settings with saddle height

  • Durable frame and high-quality components

Cons
  • Limited dropper post travel and proprietary system restrict customization

  • Geometry may feel short and steep on technical terrain

  • Initial setup requires cutting the seatpost

  • Higher price point for Trailsync technology

  • Some riders may prefer more travel or slacker angles

Key Quotes
Trailsync seemed like an answer to a question I didn’t ask.
BIKE Magazine logoBIKE Magazine
The unique Trailsync seatpost allows you to climb with the saddle up and the shock firm
BikeRadar logoBikeRadar
The BMC Speedfox 02 Trailcrew is a bike for long-term laughter!
Enduro Mountainbike Magazine logoEnduro Mountainbike Magazine
Best of all, you’re never going to drop into a descent and forget to open your shock again, because as soon as you drop your saddle height the rear suspension is already in the correct mode.
MBR logoMBR
For a rider doing epic rides or races like the multi-day BC Bike Race, Trailsync is a great solution.
MTBR logoMTBR

Feedback?

View all reviews

Mountain Bike Action
Review - BMC Speedfox 01

May 2018 · McCoy

One lever controls it all

Read Review

Loam Wolf
Review: BMC Speedfox Trailcrew 02 XT

Sep 2017

BMC Speedfox Trailcrew 02 XT Words by Andrew Lee // Photos by Chili Dog, Andrew Lee BMC came swinging at the trail market just a few years ago when it debuted the 29er (check out our review here) and 27.5

Read Review

BikeRadar
BMC Speedfox with TrailSync first ride review

Jun 2017 · Seb Stott

This is ideal for super technical climbs or lumpy traverses, but when spinning along rough fire-roads I did find myself wishing I could have a fully open shock and a fully extended seatpost simultaneously — the medium height is too low for prolonged pedalling, and the suspension is occasionally too harsh with the seat fully extended.. .

Read Review

Enduro Mountainbike Magazine
BMC Speedfox 02 Trailcrew – The Bike Park Long-Term Test

Jan 2017 · Daniel Schlicke

Thrust into the hands of long-term tester Daniel, no one predicted that the BMC Speedfox 02 Trailcrew was going to have an easy ride – after all…

Read Review

MBR
BMC Speedfox SF03 Trailcrew (2016) review - MBR

Sep 2016 · Mountain Bike Rider

Does the BMC Speedfox SF03 Trailcrew live up to its big-trail taming promise or is the long-travel Trailcrew version overkill and overweight?

Highs
  • A trip to FlyUp 417 and BikePark Wales challenged me and the bike to the max, but brought out the best in both of us.

  • Slack, low geometry is ideal for bombing on rough and smooth trails alike.

  • Dual-compound Onza Ibex 2.4in tyres strike a good balance between great traction and quick rolling speed.

Lows
  • Gun-metal grey and radioactive-vomit colour scheme.

  • 2x10 Shimano drivetrain instantly dates the bike. It’s noisy too.

  • The rear suspension could be tighter and offer more support.

Read Review

BIKE Magazine
Review: BMC Speedfox 02 Trailcrew

Feb 2016

Gravity riders looking for more out of a trail bike will appreciate the BMC Speedfox 02 Trailcrew, a playful, long-travel machine.

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Bicycling
Reviewed: BMC Speedfox Trailcrew 02

Dec 2015 · Gloria Liu

This 27.5er addition to the Speedfox family makes a wildly fun ride of every descent

Read Review

MTBR
BMC rolls out new Speedfox 27.5 Trailcrew

Jun 2015 · Jason Sumner

This beefier version of the Speedfox has a slacker head tube, lower BB, and shorter chainstays. - Mtbr.com

Read Review

Geometry
Specs
Build
Frame

Al-13 Premium Triple-butted aluminum (F&R)

Fork

Rockshox Pike RC Solo Air (150mm)

Travel150mm

Spring TypeAir

Shock

Cane Creek C-Quent (150mm)

Travel150mm

Stem

BMC AMSM 02

Handlebar

BMC MRB 02, 780mm

Saddle

WTB Volt Comp

Seatpost

HDK Dropper Stealth, 125mm

TypeDropper

Groupset
Rear Derailleur

New Shimano SLX, Shadow plus

Front Derailleur

N/A

Crank

RaceFace Aeffect SL DM, 32T

Shifters

New Shimano SLX

Cassette

New Shimano SLX, 11-42T

Chain

KMC X-11-1 EPT

Brakes

New Shimano SLX (203/180mm)

TypeShimano SLX Hydraulic Disc

Wheels
Rims

-

Front Hub

New Shimano SLX

Rear Hub

New Shimano SLX

Tires

Maxxis Highroller II TLR EXO 3C, 2.3

Rider Notes
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First added June 5

Last updated June 5

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