Compare Haro Aeras ST and Specialized Sirrus X 3.0

Compare Specifications of Haro Aeras ST and Specialized Sirrus X 3.0

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Haro Aeras ST

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Specialized Sirrus X 3.0

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Technical Specifications

Frame	Heat-treated alloy frame makes for a lightweight bike 700 x 32 all purpose tire is quick on pavement and works for dirt paths as well	Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
Stem	Pivit Maverick Stem \| Alloy \| Positive Positioning \| 7° rise \| 14": 75mm; 16": 90mm	3D-forged alloy, 31.8mm, 7-degree rise
Handle Bar	Pivit Commander Bar \| Alloy \| 31.8mm \| 9° backsweep \| 620mm width	Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
Fork	--	A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts
Seatpost	Pivit Fixed Address \| Alloy \| Micro-adjust positioning \| 27.2mm x 350mm \| Zero-offset efficiency \| 2-bolt simplicity Clamp : Pivit Lockjaw \| Alloy \| 31.8mm \| Multi-throw design \| Quick release ease	Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Grip	Pivit Entonces \| Dual-density durometer \| Active tuned	Specialized Neutralizer, Body Geometry, locking grip
Crankset	Shimano TY-501 \| 46/30T \| 8-speed \| 170mm	Forged aluminum arms, 24mm spindle, Narrow-wide steel chainring 40t, chainguard
Pedals	VP \| 990S \| Nylon body with steel cages \| Chromoly axles	Specialized Body Geometry Fitness, platform, plastic
Chain	KMC Z8.1 \| 8-speed	KMC X9, 9-speed w/ Missing Link™
Shifters	--	MicroSHIFT SL-M9295, 9-speed
Saddle	Haro Rep Plus \| Dual-sport tuned padding \| Weather-resistant cover	Bridge Sport, Steel rails, 155/143mm
Headset	Pivit Precision Plus \| 1-1/8" threadless \| Internal \| For 50mm OD headtube	--
Derailleur Front	Shimano Tourney FD-TY710 \| Top Swing \| 34.9mm band diameter	--
Derailleur Rear	Shimano Altus RD-M310-L \| 8-speed \| Direct attachment Shifter : Shimano SL-M315 \| 2 x 8-speed Rapidfire Plus \| Optical gear display	microSHIFT Advent, 1x9 w/ clutch
Hub Front	--	Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Hub Rear	--	Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
Spoke	--	Stainless, 14g
Cassette	Mid-range \| 8-speed \| 11-34T	microSHIFT Advent, 9-speed, 11-42t
Chainrings	--	40T
Bottom Bracket	Shimano UN101 \| Threaded BSA 68mm BB shell \| Square taper 122.5mm spindle (LL123) \| Sealed cartridge	Threaded BSA 68mm

Tyres

Front	Kestrel 700 x 32c All Weather tires	Pathfinder Sport, 700x42
Rear	Kestrel 700 x 32c All Weather tires	Pathfinder Sport, 700x42
Wheel / RIM	Rims : Pivit Excelsior 700c \| Width (internal): 19mm \| 28h \| Alloy double wall \| disc-brake specifc	700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
Tube	--	Standard 40mm PV 700x32-50

Brakes

Front	180mm, Flat mount \| Adjustable mechanical disc \| I.S. 6-bolt rotors	Tektro HD-R280, hydraulic disc, 160 mm rotor
Rear	160mm Flat mount \| Adjustable mechanical disc \| I.S. 6-bolt rotors	Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
Brake Lever	Alloy \| 3-finger	--