2020 Bombtrack

Tempest-C

A carbon frame race bike with high-end components and hydraulic disc brakes.

FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
GroupsetUltegra
BrakesHydraulic Disc
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Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Tempest-C
Other Race 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)

41 mph

Tempest-C

40 mph

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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

TORAY T700/T800 Hi-Mod carbon, TA dropout, replaceable hanger, 68 mm T47 shell

BB StandardT47, Threaded

Tire Clearance28c

Fork

full carbon TA disc fork, 1.1/2" - 1.1/8" tapered steerer, internal cable / hose routing

Bottom Bracket

T47 sealed BB for 24 mm spindle

Headset

FSA NO.42/ACB sealed integrated aheadset, 1.1/2" - 1.1/8"

Stem

RITCHEY COMP 4-AXIS 44 forged aluminum stem, -6°

Handlebar

RITCHEY COMP STREEM III drop bar, 31.8 mm, 5° backsweep

Saddle

BOMBTRACK COMP saddle

Seatpost

RITCHEY COMP 2-BOLT aluminum seatpost 27.2 mm x 400 mm

TypeRigid

Pedals

-

Grips

BOMBTRACK COMMAND bar tape

Groupset
Rear Derailleur

SHIMANO ULTEGRA RB-R8000-SS rear derailleur, short cage

Front Derailleur

SHIMANO ULTEGRA FD-R8000-F front derailleur

Crank

SHIMANO ULTEGRA FC-R8000, 24 mm spindle, SHIMANO ULTEGRA, compact, 52/36T, 1/2" x 11/128"

Shifters

SHIMANO ULTEGRA ST-R8020 STI 2 x 11

Cassette

SHIMANO ULTEGRA CS-R8000 11-speed cassette, 11-28T

Chain

KMC X11 chain, 1/2" x 11/128", 114L

Brakes

SHIMANO ULTEGRA BR-R8070 flat-mount hydraulic disc brakes with 160 mm rotors

TypeHydraulic Disc

Wheels
Rims

Front: HUNT 4 SEASON double wall asymmetric rim, TLC, i19, 24h, Rear: HUNT 4 SEASON double wall asymmetric rim, TLC, i19, 24h

Front Hub

Front: HUNT 4 SEASON V2 sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT 4 SEASON V2 sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle

Rear Hub

Front: HUNT 4 SEASON V2 sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT 4 SEASON V2 sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle

Tires

Front: VITTORIA RUBINO PRO folding tire, 700C x 25C, Rear: VITTORIA RUBINO PRO folding tire, 700C x 25C

Accessories
Lights

-

Fenders

-

Racks

-

Rider Notes
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Last updated March 9
Not listed for 1,503 days