2018 Yeti

SB4.5 Carbon GX Eagle

A 29″ carbon frame full suspension crosscountry bike with high-end components.
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MSRP$5,199
Weight28.6 lbs  
FrameCarbon
SuspensionFull, 114 / 140mm
ForkFox Performance Float 34
ShockFox Float DPS Performance
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetX01 Eagle, GX Eagle
BrakesHydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
SB4.5 Carbon GX Eagle
Other Crosscountry 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)

26 mph

SB4.5 Carbon GX Eagle

27 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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Reviews
MTBR
Yeti SB4.5 trail bike review

Feb 2017

Yeti's 29er trail bike with 114mm of Switch Infinity suspension is put to the test in this Mtbr Featured User Review. See how it fared. - Mtbr.com

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Carbon Fiber

BB StandardBB86/BB92, Press Fit

Fork

FOX Performance 34

Travel140mm

Spring TypeAir

Shock

FOX Performance DPS, 7.5" x 2.0"

Travel114mm

Spring TypeAir

Bottom Bracket

SRAM GXP BB92

Headset

Cane Creek 40 Inset Taper

Stem

Race Face Ride, 60mm length

Handlebar

Race Face Evolve, 750mm width

Saddle

WTB Custom

Seatpost

FOX Transfer

TypeDropper

Pedals

N/A

Grips

Ergon GA2

Groupset
Rear Derailleur

SRAM X01 Eagle, 12-speed

Front Derailleur

N/A

Crank

SRAM GX Eagle

Shifters

SRAM GX Eagle, 12-speed

Cassette

SRAM 1275 Eagle, 10-50 tooth, 12-speed

Chain

SRAM GX Eagle, 12-speed

Chain Guide

N/A

Brakes

SRAM Guide R, Centerline rotors, 180mm front, 160mm rear

TypeHydraulic Disc

Brake Levers

SRAM Guide R

Wheels
Rims

DT Swiss M1900, 25mm

Front Hub

DT Swiss

Rear Hub

DT Swiss

Tires

Maxxis Ardent, EXO TR, 29" x 2.4" (front), 29" x 2.25" (rear)

Rider Notes
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Last updated April 14
Not listed for 2,190 days