Velopedia Bicycle Archive
Compare Bicycles
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
No geometry is recorded for 2005 Jamis Boss Cruiser 7.
- Gearing
2005 Jamis Boss Cruiser 7 has a 18% lower climbing ratio than 2021 Jamis BOSS CRUISER 7.
A lower ratio gives more mechanical advantage; rear-wheel rollout determines distance per crank turn.
- Identity & price
2005 Jamis Boss Cruiser 7 had an original MSRP $290 lower than 2021 Jamis BOSS CRUISER 7.
Original MSRP is the published list price when new, not today’s used-bike value.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Lowest1.57:1Highest3.14:1Total range200%
Estimated speed at 90 RPMLowest gearHighest gear
Rear tire: 26×2.35.
Lowest1.29:1Highest3.14:1Total range243%
Estimated speed at 90 RPMLowest gearHighest gear
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.
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
2021 Jamis Boss Cruiser 7
2005 Jamis Boss Cruiser 7
Overview
Model Year
2021
2005
Brand
Jamis
Jamis
Model
Boss Cruiser 7
Boss Cruiser 7
Bicycle Type
Cruiser
Cruiser
Original MSRP
$579.95
$289.95
Colors
Amber Wave, Blueberry, Gloss Black
Black, Blue, Pink, Polished, Red, Silver, Teal, White
Sizes
17, 19, 21, 23
19", 21", 23", 25", womens 17.5", womens 19"
Weight
33.25 lbs
—
Frameset
Frame Construction
Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard
TIG-welded
Frame Material
Steel
7005 aluminum
Fork
Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss
Jamis
Fork Material
Steel
High-tensile steel, unicrown crown
Drivetrain
Component Group
Shimano TY-300 rear
—
Shifters
Shimano RevoShift RS-35, 7-speed
SRAM MRX
Rear Derailleur
Shimano TY-300 rear
Shimano Tourney TY-40
Crankset
Forged alloy crank, 170mm alloy, with 44T compact disc chainring
Aluminum, 44 teeth
Bottom Bracket
Sealed cartridge, 68 x 122.5mm
Sealed
BB Shell Width
—
68mm American
Cassette
Shimano, 14-28, 7- Speed
—
Rear Cogs
—
7-speed, 14 - 34 teeth
Chain
KMC Z51NP, silver
KMC Z51, 1/2 x 3/32"
Pedals
Cruiser platform with grip tape
Wellgo Cruiser
Brakes
Brakes
Tektro alloy linear pull brake with Tektro CL530 alloy levers
Tektro linear-pull brakes, Tektro linear-pull levers
Cockpit & Contact Points
Headset
Internal cup, threaded, 1 1/8”
1 1/8" threadless steel
Handlebar
Jamis Cruise-control comfort bar
Steel, cruiser
Stem
Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap
Aluminum, adjustable
Saddle
Boss Cruiser design with extra padding and heavy-duty, double-loop springs
Jamis Cheeks
Seatpost
Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin
Aluminum pillar, 27.2mm diameter
Wheels & Tires
Hubs
—
Aluminum, nutted
Wheels
Alex Y303 36H black anodized alloy rims with alloy nutted hubs and 14 gauge stainless steel spokes
—
Rims
—
Alex ALX 303, 36-hole
Spokes
—
Stainless steel, 14ga. (2.0mm) straight gauge
Spoke Nipples
—
Brass nipples
Front Tire
CST Metropolitan Palm Bay, 26” x 2.35
26 x 2.125" Kenda Kruiser
Rear Tire
CST Metropolitan Palm Bay, 26” x 2.35
—
Wheel Size
26
26" wheels
Geometry · choose a size for each bicycle
Geometry size
—
Effective top tube
595 mm
—
Head-tube angle
70°
—
Seat-tube angle
70°
—
Head tube
125 mm
—
Chainstay / rear center
487 mm
—
Wheelbase
1090 mm
—
Bottom-bracket height
277 mm
—
Standover height
755 mm
—
Fork offset / rake
35 mm
—
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.