Velopedia Bicycle Archive

Compare Bicycles

Compare published geometry, gearing and specifications for up to three bicycles.

1 of 2 bicycles

At a glance

Key differences

Supported differences are shown below. Data limitations are labeled separately.

  1. Data limitation

    No geometry is recorded for 2001 Sun Bicycles Retro Alloy 7-SP and 2000 Sun Bicycles Retro Alloy 7-sp.

Gearing comparison

Lower gears help on climbs. Higher gears suit higher speeds.

RPM

RPM = pedal turns per minute.

2001 Sun Bicycles Retro Alloy 7-SP44T · 14–28T · 7-speed
Lowest1.57:1Highest3.14:1Total range200%
Estimated speed at 90 RPMLowest gear11.1 mphHighest gear22.1 mph

Uses front tire 26×2.125; rear size isn’t listed.

2000 Sun Bicycles Retro Alloy 7-sp44T · 14–28T · 7-speed
Lowest1.57:1Highest3.14:1Total range200%
Estimated speed at 90 RPMLowest gear11.1 mphHighest gear22.1 mph

Uses front tire 26×2.125; rear size isn’t listed.

How it works

Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.

Speeds are estimates from tire size and pedal cadence. Actual speeds vary.

Try other gearing

Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
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Specification
2001 Sun Bicycles Retro Alloy 7-SP
2000 Sun Bicycles Retro Alloy 7-sp
Overview
Model Year
2001
2000
Brand
Sun Bicycles
Sun Bicycles
Model
Retro Alloy 7-SP
Retro Alloy 7-sp
Bicycle Type
Cruiser
Cruiser
Colors
Blue, Red
Blue, Red
Sizes
18", womens 15", womens 18"
18", womens 15", womens 18"
Weight
—
35 lb
Frameset
Frame Construction
Welded
Welded
Frame Material
Hi-tensile steel
Hi-tensile steel
Fork
Sun Bicycles Cruiser Oversized
Sun Bicycles Cruiser Oversized
Fork Material
Hi-tensile steel, oversize, unicrown crown
Hi-tensile steel, oversize, unicrown crown
Drivetrain
Component Group
Cruiser Mix
Shimano Tourney TY-22
Shifters
SRAM MRX
SRAM MRX
Rear Derailleur
Shimano Tourney TY-22
Shimano Tourney TY-22
Crankset
1-piece 6 1/2", 44 teeth
1-piece 6 1/2", 44 teeth
Bottom Bracket
One piece
One piece
BB Shell Width
American
American 24tpi
Rear Cogs
7-speed, 14 - 28 teeth
7-speed, 14 - 28 teeth
Chain
KMC UG-30, 1/2 x 3/32"
KMC UG-30, 1/2 x 3/32"
Pedals
Wellgo LU-990
Wellgo LU-990
Brakes
Brakes
JY-915AE linear pull brakes, JY-321 linear pull levers
Aluminum cantilever brakes, Jo-Ying 292P levers
Cockpit & Contact Points
Headset
1" steel
1" steel
Handlebar
Steel hi-rise
Steel hi-rise
Handlebar Extensions
—
Not included
Stem
Aluminum
Alloy
Saddle
Viscount v-2348-1
Viscount v-2348-1
Seatpost
Steel, 25.4mm diameter
Steel, 25.4mm diameter
Wheels & Tires
Hubs
Front: Joy Tech OS steel, nutted, Rear: Joy Tech steel, nutted
Front: Joy Tech OS steel, nutted, Rear: Joy Tech steel, nutted
Rims
Front: HJC -7X Aluminum, Rear: HJC-7X Aluminum, 36-hole
Front: HJC -7X Alloy, Rear: HJC-7X Alloy, 36-hole
Spokes
Sha-Dar stainless steel, 2.0mm straight gauge
Sha-Dar stainless steel, 2.0mm straight gauge
Spoke Nipples
Brass nipples
Brass nipples
Front Tire
26 x 2.125" Kenda K-80
26 x 2.125" Kenda K-80
Wheel Size
26" wheels
26" wheels

Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.

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