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.
- Data limitation
Only 1999 Diamondback Ignitor CB 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.
Ratio2.75:1
Estimated speed at 90 RPMGear
Uses front tire 20×1.75; 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
2000 Diamondback Ignitor CB
1999 Diamondback Ignitor CB
Overview
Model Year
2000
1999
Brand
Diamondback
Diamondback
Model
Ignitor CB
Ignitor CB
Bicycle Type
BMX
BMX
Original MSRP
$179.99
$164.99
Colors
Blue, Chrome-Plated, Yellow
Black, Chrome-Plated, Red
Sizes
Pro XL
Expert
Weight
—
26 lb
Frameset
Frame Construction
TIG-welded
TIG-welded
Frame Material
Hi-tensile steel, oversize
Hi-tensile steel
Fork
Diamondback
Diamondback
Fork Material
Hi-tensile steel, unicrown crown
Hi-tensile steel, unicrown crown
Drivetrain
Crankset
1-piece 6 1/2", 44 teeth
1-piece 6 1/2", 44 teeth
Bottom Bracket
Diamondback spindle
YST BB 621
BB Shell Width
—
68mm Threadless
Rear Cogs
1-speed
1-speed, 16 teeth
Chain
—
Taya 410, 1/2 x 1/8"
Pedals
Platform, resin
Platform, resin
Brakes
Brakes
Linear pull/coaster rear brakes, aluminum linear-pull rear levers
Alloy linear-pull/coaster rear brakes, alloy rear levers
Cockpit & Contact Points
Headset
—
1" YST steel
Handlebar
Diamondback steel
Diamondback steel
Handlebar Extensions
Not included
—
Stem
Alloy Ahead type
Alloy 4 bolt
Saddle
Diamondback padded
Padded saddle
Seatpost
Aluminum micro-adjust, 25.4mm diameter
Steel, chrome plated, 22.2mm (7/8 inch) diameter
Wheels & Tires
Hubs
Front: steel, nutted, Rear: coaster brake
Heavy-duty steel
Rims
Alloy, 36-hole
Alloy, 36-hole
Spokes
Stainless steel, 2.0mm
Shuhn Lih steel, 2.0mm straight gauge
Spoke Nipples
—
Brass nipples
Front Tire
20 x 2.125" Tioga Comp III
20 x 1.75" Diamondback
Rear Tire
20 x 1.75" Tioga Comp III
—
Wheel Size
20" wheels
20" wheels
Geometry · choose a size for each bicycle
Geometry size
Head-tube angle
75°
75°
Seat-tube angle
70°
70°
Chainstay / rear center
365.8 mm
361.9 mm
Wheelbase
—
876.3 mm
Fork offset / rake
—
20 mm
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run. Legacy reference geometry is model-level historical data whose corresponding frame size is not identified; compare those dimensions as reference values rather than size-normalized fit data.