BikeWise

Specialized Stumpjumper Alloy 2021

MTB Trail
Groupset
SRAM SX Eagle
Frame material
Alloy
Wheel size
29"
Suspension type
Full suspension
Front travel
140mm
Rear travel
130mm
Price
$2,500.00
Specialized Stumpjumper Alloy 2021

About the Specialized Stumpjumper Alloy 2021

The Specialized Stumpjumper Alloy 2021 is a Full suspension Trail Mountain Bike with a alloy frame. Equipped with a SRAM SX Eagle drivetrain of 12 gears (1x12). Its features include internal routing, dropper seatpost, and boost 110 .

Features

The Specialized Stumpjumper Alloy 2021 has 5 features listed below.
cabeamento-interno
Internal routing More info
canote-retratil
Dropper seatpost More info
cubo-dianteiro-boost
Boost 110 More info
cubo-traseiro-boost
Boost 148 More info
freio-hidraulico
Hydraulic disc brakes More info

Specifications

Components
Brakes
Tektro Gemini Comp
Handlebar
Specialized 6061 alloy
Seatpost
TranzX dropper
Drivetrain
Bottom bracket
SRAM Power Spline
Shifter
SRAM SX Eagle Trigger 12s
Cable length
2200mm
Cable pull ratio
X-actuation
Color
Black
Compatible derailleur hub
RD:12s
Matchmaker compatible
No
Model
SL-SX-1-A1
Name
SX Eagle Trigger Shifter
Shifter type
Trigger
Speeds
12
Chain
SRAM SX Eagle
Cassette
SRAM PG-1210 Eagle 12s
Cog finish cassete
Black
Cog sizes
11-50t:11,13,15,17,19,22,25,28,32,36,42,50
Gearing
11-50t
Model
CS-PG-1210-A1
Name
PG-1210 Eagle™ Cassette
Speed
12s
Technology cassete
PG
Rear derailleur
SRAM SX Eagle 12s
Cable pull ratio
X-actuation
Cage
Long
Cage material
Steel
Color
Black
Max tooth
50
Model
RD-SX-1-A1
Name
SX Eagle Rear Derailleur
Pulley bearings material
Steel
Speed
12s
Crankset
SRAM SX Eagle 11, 11/12s
BB compatibility
All SRAM MTB WIDE DUB BBs
DUB BSA73
DUB PF89.5
DUB PF92
DUB PF30 MTB73
DUB BB30 MTB73
DUB:BSA73
PF89.5
PF92
PF30 MTB73
BB30 MTB73
BSA MTB68SP
PowerSpline BB
BB spindle interface
DUB, Power Spline
Bolt circle diameter bcd
Direct Mount (DM)
Chain line
49.0mm, 52.0mm, 55.0mm
Chainring material
Steel
Chainring size
28T, 30T, 32T, 34T
Crank arm length
155mm, 165mm, 170mm, 175mm
Model
FC-SX-1-A1
Name
SX Eagle™ Crankset
Speeds
11, 11/12
Frameset
Front suspension
RockShox TK35 Silver
Rear suspension
X-Fusion O2 Pro RL
Wheels
Tires
Specialized Butcher, GRID Casing, GRIPTON® compound, 29x2.3"
Rear hub
Specialized Alloy, sealed, 12x148mm, 28h
Front hub
Specialized Alloy, sealed, 15x110mm, 28h

Geometry

Size S1 S2 S3 S4 S5 S6
a
Seat tube length
385,0
385,0
405,0
425,0
445,0
465,0
b
Seat tube angle
78,2º
78,2º
77,9º
77,7º
77,5º
77,3º
c
Top tube length
547,0
565,0
588,0
617,0
645,0
678,0
d
Head tube length
100,0
100,0
110,0
120,0
130,0
140,0
e
Head tube angle
65,0º
65,0º
65,0º
65,0º
65,0º
65,0º
f
Rake
44,0
44,0
44,0
44,0
44,0
44,0
g
Trail
126,0
126,0
126,0
126,0
126,0
126,0
h
Wheelbase
1170,0
1190,0
1214,0
1243,0
1282,0
1317,0
i
Chainstay length
446,0
446,0
446,0
446,0
456,0
456,0
j
Bottom bracket drop
40,0
35,0
35,0
35,0
35,0
35,0
k
Stack height
620,0
615,0
625,0
633,0
641,0
651,0
l
Reach
412,0
432,0
452,0
477,0
502,0
532,0
m
Standover height
744,0
744,0
752,0
755,0
779,0
786,0
x
Bottom bracket height
334,0
339,0
339,0
339,0
339,0
339,0
y
Front center
726,0
746,0
770,0
799,0
828,0
863,0
Biking

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