Velopedia Bicycle Archive
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Compare published geometry, gearing and specifications for up to three bicycles.
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1 of 2 bicycles
At a glance
Key differences
Supported differences are shown below. Data limitations are labeled separately.
- Identity & price
These bicycles are categorized differently: 2011 Diamondback Mini Viper is Kids; 2008 Diamondback Mini Viper is BMX.
- Data limitation
No geometry is recorded for 2011 Diamondback Mini Viper and 2008 Diamondback Mini Viper.
- Data limitation
Only 2008 Diamondback Mini Viper has enough published drivetrain data for gearing calculations.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Gearing unavailable for this size.
Ratio2.00:1
Estimated speed at 90 RPMGear
Uses front tire 16×1.75; 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.
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.
Specification
2011 Diamondback Mini Viper
2008 Diamondback Mini Viper
Overview
Model Year
2011
2008
Brand
Diamondback
Diamondback
Model
Mini Viper
Mini Viper
Bicycle Type
Juvenile
BMX
Original MSRP
Not documented
$115.00
Colors
Blue/white
Blue
Sizes
—
15.25" top tube
Weight
—
—
Frameset
Frame Construction
Steel
TIG-welded
Frame Material
High-Tensile steel
Hi-tensile steel
Fork
Hi Ten
Diamondback
Fork Material
Steel
Hi-tensile steel, unicrown crown
Drivetrain
Component Group
BMX Mix
BMX Mix
Crankset
Steel One Piece
115mm steel 1-piece, 36 teeth
Bottom Bracket
Loose ball
Loose ball
Cassette
Cog
—
Rear Cogs
1-speed, 18 teeth
1-speed, 18 teeth
Chain
KMC Z410, 1/2 x 1/8"
KMC Z410, 1/2 x 1/8"
Pedals
Resin platform
Resin Platform
Brakes
Brakes
—
Coaster rear
Cockpit & Contact Points
Headset
1" Threaded
1" threaded
Handlebar
Hi-Ten 2-piece
Hi-ten steel 2-piece
Handlebar Extensions
Not included
Not included
Stem
Quill Steel
Steel quill
Saddle
DB BMX padded
DB BMX padded
Seatpost
Steel pillar
Steel pillar
Wheels & Tires
Hubs
Steel shell w/ 3/8" axle
Front: Steel 3/8" axle, Rear: Steel coaster brake 3/8" axle
Rims
Aluminum, 28-hole
30mm wide aluminum, 36-hole
Spokes
14ga. (2.0mm)
14ga. (2.0mm) straight gauge
Front Tire
16 x 1.75" Comp III style
16 x 1.75" Comp III-style
Wheel Size
16" wheels
16" wheels
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.