Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2010 Specialized

Fuse 4

A 20″ steel frame bmx bike with tektro rim brakes.
Compare the full range

FrameSteel
SuspensionRigid
ForkSteel
Wheels20″ Aluminum
DrivetrainSingle-speed
BrakesTektro Rim
Where to Buy
Similar Bikes
Top Comparison
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)

17 mph

Fuse 4

Highest gear

(descending)

Geometry
Specs
Build
Frame

100% Cr-Mo, 21"" TT, MID BB shell, tig welded, double-butted and formed DT/TT/ST, externally relieved integrated HT w/ stamped ""S"" logo, gusseted BB yoke, seat-stay mounted U-brake bosses, integrated seat collar, 3D dropouts for 14mm axle w/ integrated axle tensioners

Fork

Full Cr-Mo, 1-1/8"" threadless for integrated headset, heat treated Cr-Mo 1pc. CNC steerer, butted 1.8-1.2mm Cr-Mo 1-1/4"" blades, 5mm HT Cr-Mo dropouts for 14mm axle w/ gussets

Bottom Bracket

Mid BB, 2x cartridge bearing, alloy cone spacers w/ 19mm spindle

Headset

FSA Impact, 1-1/8"" threadless, integrated

Stem

Fuse SL, forged alloy, 2pc. moto-style clamp, top load, 50mm extension, 1-1/8"" A-Head

Handlebar

Cr-Mo 2pc. 675mm wide, 205mm rise, 12 degree back, 3 degree up sweep

Saddle

Fuse SL, super light foam, hollow 8mm Cr-Mo rail w/ rail brace tube

Seatpost

Alloy, 2 bolt, no offset, 25.4mm

TypeRigid

Pedals

Specialized Lo Pro A1, 9/16"", sealed cartridge bearing, alloy platform, removable pins

Grips

Fuse Locking Grip, inner clamp on style, Kraton surface, alloy bar ends

Groupset
Crank

Fuse SL 2pc. 175mm length, tig welded and heat treated Sanko Cr-Mo arms, hollow 19mm x 152mm 8-spline spindle

Cassette

Joy Tech, 1/2"" x 1/8"" x 10t Cr-Mo, cog driver integrated w/ rear hub

Chain

KMC KOOL K-710 SL, 1/2"" x 1/8""

Brakes

Tektro FX-15, cold forged, double bushing, linear spring, 15mm offset arms, soft compound pads

TypeTektro Rim

Brake Levers

Tektro 275A, cold forged two finger lever, 15mm cable pull

Wheels
Rims

Fuse SL, double wall w/ eyelets

Spokes

2mm (14g) stainless

Front Hub

Fuse SL, 36h, 2x sealed cartridge bearing, mid flange, hollow 14mm axle

Rear Hub

Fuse SL, 36h, cassette w/ 10t cog driver, 4x sealed cartridge bearing, mid flange, 14mm hollow axle

Tires

Front: Specialized Rhythm Lite Control, 20 x 2.1"", DC, 60TPI, aramid bead, Rear: Specialized Rhythm Lite Control, 20 x 2.1"", DC, 60TPI, aramid bead

Rider Notes
Riders Also Viewed

First added July 9

Last updated July 9

Not listed for 2,521 days