2021 CTM

Zephyr Xpert 29"

A 29″ aluminum frame hardtail trail bike with upper mid-range components.
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Weight31.3 lbs  
FrameAluminum
SuspensionHardtail, 130mm
ForkSuntour XCR Air
Wheels29″ Aluminum
Drivetrain1 × 11
GroupsetDeore
BrakesHydraulic Disc
SeatpostDropper
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Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Zephyr Xpert 29"
Other Trail 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

Zephyr Xpert 29"

26 mph

Similar Bikes

Highest gear

(descending)

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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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Aluminum

BB StandardBSA, 73mm, Threaded

Fork

SR Suntour XCR34 Air LOR DS, 51mm offset

Travel130mm

Spring TypeAir

Shock

None

Bottom Bracket

Shimano, BSA threaded

Headset

NECO H156

Stem

CTM LCS, 31.8mm bar clamp, 50mm length

Handlebar

CTM HB-RB12, 31.8mm clamp diameter, 760mm width, 9° rise

Saddle

CTM

Seatpost

EXA Form KSP900 dropper, Drop: 100mm (SM), 125mm (MD), 150mm (LG/XL)

TypeDropper

Pedals

VPE 527

Groupset
Rear Derailleur

Shimano Deore M5100, 11-speed

Front Derailleur

None

Crank

Shimano Deore M5100, 175mm length

Shifters

Shimano Deore M5100, 11-speed

Cassette

Shimano Deore M5100, 11-speed, 11-51 tooth

Chain

KMC X11, 11-speed

Chain Guide

Upper slider

Brakes

Shimano MT400, 2-piston, Shimano RT10 rotors

TypeHydraulic Disc

Brake Levers

Shimano MT400

Wheels
Rims

WTB ST i29 TCS 2.0, 32 hole

Front Hub

Shimano MT400, 110x15mm Boost front, 148x12mm Boost rear with HG driver

Rear Hub

Shimano MT400, 110x15mm Boost front, 148x12mm Boost rear with HG driver

Tires

WTB Trail Boss, Comp, 29" x 2.4"

Rider Notes
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First added May 4

Last updated May 4

Not listed for 1,179 days