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2015 Trek

Superfly 9.9 SL XTR

A 29″ carbon frame crosscountry bike with ultra high-end components.

FrameCarbon
Wheels29″ Aluminum
Drivetrain1 × 11
GroupsetXTR
BrakesShimano XTR Hydraulic Disc
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Insights
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

Superfly 9.9 SL XTR

27 mph

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Highest gear

(descending)

Reviews
BikeRadar
Trek Superfly 9.9 SL XTR Project One review

Jun 2015 · Guy Kesteven

Obviously flexy but uniquely customisable, inspiringly agile and seriously fun ultralight race day flier

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VeloNews
Reviewed: Trek Superfly 9.7 mountain bike

Jul 2014 · Emily Schaldach

The Superfly 9.7’s biggest selling point is its frame, and though the parts are modest, it has potential

Read Review

BIKE Magazine
2014 Bible of Bike Tests Roundtable Reels: Trek Superfly 8

Feb 2014

Trek's line of Superfly cross-country 29ers includes nine hardtail models and seven full-suspension versions, giving riders ample options at many price points.

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Mountain Bike Action
Bike Test: Trek Superfly 100 Elite SL

Dec 2013 · MBA Action

The Trek Superfly 100 (Superfly FS for 2014) comes in six models: Three with carbon fiber frames from $3890 to a little over $9000, and three with

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Dirt Mountainbike
Trek Superfly Range Updated for 2014

Oct 2013 · Dirt HQ

The Trek Superfly range has been overhauled for 2014 with carbon and alloy bikes, trickling technology from the top-end models lower down the price points.

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Flow Mountain Bike
Long Term Test: Trek Superfly 100 Elite

Aug 2013

On a long ride or during the wee small hours out on track at a 24hr race, it’s not unusual to get a song stuck in your head. Traditionally it’s something dire, like Peter Allen’s ‘Rio’. But on board this bike, the groove is strong; feel the soul, channel the year 1972. It’s Superfly. We …

Highs
  • A light, fun, fast cross country machine

  • Superbly relialbe

  • Clean looks

Lows
  • Not the plushest or stiffest of rides.

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MTBR
Sam Schultz and His 2013 Trek Superfly 100 SL 29er Racing Machine

May 2013 · Valerie

Trek Factory Racing team member Sam Schultz, the current US National XC Mountain Bike Champion and a 2012 London Olympian, shows off his completely redesigned 2013 Superfly 100 SL XC 29er. - Mtbr.com

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Specs
Build
Frame

OCLV Mountain Carbon, removable Carbon Armor, E2 fully integrated tapered head tube, BB95, internal control routing, Micro Truss, balanced post mount, Closed Convert dropouts, G2 Geometry

BB StandardBB95, 95.5mm, Press Fit

Bottom Bracket

BB95, 95.5mm, press-fit

Headset

FSA IS-2, E2

Stem

Bontrager XXX, Carbon, 31.8mm, 7 degree

Handlebar

Bontrager Race X Lite Carbon, 31.8mm, 5mm rise

Saddle

Bontrager Evoke RXL, carbon rails

Seatpost

Bontrager Race XXX Lite, 27.2mm, 5mm offset

TypeRigid

Groupset
Rear Derailleur

Shimano XTR, Shadow Plus

Crank

Shimano XTR, 32T

Shifters

Shimano XTR, 11 speed

Cassette

Shimano XTR, 11-40, 11 speed

Brakes

Shimano XTR hydraulic disc

TypeShimano XTR Hydraulic Disc

Wheels
Rims

Bontrager Race X Lite Tubeless Ready w/Stacked Lacing, 15mm front, 142x12 rear

Tires

Bontrager XR0 Team Issue, 29x2.10"

Rider Notes
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First added June 29

Last updated June 29

Not listed for 3,256 days