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 2008 Jamis Boss Cruiser-7 and 2009 Jamis Boss Cruiser-7.

Gearing comparison

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

RPM

RPM = pedal turns per minute.

2008 Jamis Boss Cruiser-744T · 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.

2009 Jamis Boss Cruiser-744T · 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
2008 Jamis Boss Cruiser-7
2009 Jamis Boss Cruiser-7
Overview
Model Year
2008
2009
Brand
Jamis
Jamis
Model
Boss Cruiser-7
Boss Cruiser-7
Bicycle Type
Cruiser
Cruiser
Original MSRP
$335.00
$425.00
Colors
Daytona Blue, Gloss Black, Machine Silver, Sunset Red
Gloss Black/Inca Gold/Khaki, Mash
Sizes
17.5", 19.5", 21.5", 23.5"
17.5", 19.5", 21.5", 23.5"
Weight
33.25 lb
32.8 lb
Frameset
Frame Construction
TIG-welded
TIG-welded
Frame Material
7005 aluminum
7005 aluminum
Fork
Jamis
—
Fork Material
Hi-tensile steel, unicrown crown
High-tensile steel, unicrown crown
Drivetrain
Component Group
Cruiser Mix
Cruiser Mix
Shifters
SRAM Gripshift MRX
SRAM MRX
Rear Derailleur
Shimano TX-70
Shimano TX-70
Crankset
Alloy cotterless, 44 teeth
Forged Alloy, 44 teeth
Bottom Bracket
Cotterless Bolt Type
Cotterless, 119mm spindle
BB Shell Width
—
68mm
Cassette
Shimano MF-HG37
Shimano HG37
Rear Cogs
7-speed, 14 - 28 teeth
7-speed, 14 - 28 teeth
Chain
KMC Z51, 1/2 x 1/8"
KMC Z51 NP
Pedals
Cruiser Platform
Cruiser Platform
Brakes
Brakes
Tektro alloy linear pull brakes, Tektro Tenera levers
Tektro alloy linear pull brakes, Tektro Tenera levers
Cockpit & Contact Points
Headset
1 1/8" sealed
1 1/8" sealed
Handlebar
Jamis Cruiser
Jamis Cruise Control
Handlebar Extensions
—
Not included
Stem
Alloy hi-rise quill
Alloy hi-rise quill
Saddle
Boss Cruiser w/Springs
Boss Cruiser w/Springs
Seatpost
Alloy micro-adjust, 27.2mm diameter
Alloy Micro Adjust, 27.2mm diameter
Wheels & Tires
Hubs
Nutted alloy
Alloy nutted
Rims
Front: Alex X-303, Rear: Alex X303, 36-hole
Alex X-303, 36-hole
Spokes
—
Stainless, 14ga. (2.0mm)
Front Tire
26 x 2.125" Jamis Cruise Control
26 x 2.125" Jamis Cruise Control
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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