Velopedia Bicycle Archive

2009 Rocky Mountain Fusion LO

Original specifications: Shimano Deore drivetrain · 26" wheels.

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At a glance

Model year
2009
Category
Mountain
Sizes
Womens 13.5", womens 15", womens 16.5", womens 18"
Colors
Orange
In this record
26 specifications · archived image
Archive ID
18900
Original buildRMB Custom 6061 aluminum w/double butted DT · Shimano Deore · 26" wheels

Historical catalog variants

Archived sizes and colors

4 item records

Item-level catalog entries recovered from Velopedia’s original bicycle archive. They document how this model was listed historically; they do not identify the frame size associated with legacy reference geometry or indicate current availability.

Published sizes

womens 13.5"womens 15"womens 16.5"womens 18"

Published colors

Orange
View 4 archived size/color combinations
SizeColor
womens 13.5"Orange
womens 15"Orange
womens 16.5"Orange
womens 18"Orange

Historical catalog evidence. Exact specifications and naming may vary by market, production run or manufacturer revision.

Frameset

Frame ConstructionTIG-welded
Frame MaterialRMB Custom 6061 aluminum w/double butted DT
ForkMarzocchi 22R, 100mm travel
Fork MaterialSingle

Drivetrain

Component GroupShimano Deore
ShiftersShimano Deore RapidFire
Front DerailleurShimano Deore
Rear DerailleurShimano SLX
CranksetTruVativ Isoflow, 22/32/42 teeth
Bottom BracketShimano BB-UN26
CassetteShimano HG50
Rear Cogs9-speed, 11 - 32 teeth
ChainShimano HG53-9
PedalsVP-559 flat w/pins

Brakes

BrakesShimano M486 disc brakes, Shimano M486 hydraulic levers

Cockpit & Contact Points

Headset1 1/8" FSA TH-888
HandlebarAlloy Riser
Handlebar ExtensionsNot included
StemAlloy 31.8
SaddleWTB Speed She Comp
SeatpostAlloy, 27.2mm diameter

Wheels & Tires

HubsWheeltech disc super sealed
RimsWTB SX24
SpokesDT Swiss Champion
Front Tire26 x 2.10" WTB MotoRaptor
Wheel Size26" wheels

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

RPM
Theoretical speed from published tire dimensions; see the evidence note below.
Published build42/32/22T · 11–32T · 9-speed
Lowest0.69:1 Highest3.82:1 Total range555%
Estimated speed Lowest gear4.8 mph Highest gear26.8 mph

Estimate uses the published front tire 26×2.1 as a proxy, corroborated by the wheel size. Rear tire size is not published or verified. Approximate circumference; actual rollout varies with tire and pressure. Theoretical, not a maximum achievable speed.

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Parts & serviceability

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Original specifications
Chain · Original
Shimano HG53-9
Cassette · Original
Shimano HG50
Front tire · Original
26 x 2.10" WTB MotoRaptor
More parts (6)
Bottom bracket · Original
Shimano BB-UN26
Saddle · Original
WTB Speed She Comp
Front derailleur · Original
Shimano Deore Search: Shimano Deore 9-speed front derailleur
Rear derailleur · Original
Shimano SLX Search: Shimano SLX 9-speed rear derailleur
Shifters · Original
Shimano Deore RapidFire Search: Shimano Deore 9-speed shifter
Seatpost · Original
Alloy, 27.2mm diameter

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases.

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Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2009 Rocky Mountain Fusion LO · Mountain bike, front suspension · Published sizes: Womens 13.5", womens 15", womens 16.5", womens 18"

Archived: Frame: TIG-welded · Fork: Marzocchi 22R, 100mm travel · Single

Archived: Fork: Marzocchi 22R, 100mm travel

Archived: Group: Shimano Deore · Shifters: Shimano Deore RapidFire · Front derailleur: Shimano Deore · Rear derailleur: Shimano SLX · Crankset: TruVativ Isoflow, 22/32/42 teeth · Bottom bracket: Shimano BB-UN26 · Cassette: Shimano HG50 · Rear cogs: 9-speed, 11 - 32 teeth · Chain: Shimano HG53-9

Archived: Brakes: Shimano M486 disc brakes, Shimano M486 hydraulic levers

Archived: Wheel size: 26" wheels · Rims: WTB SX24 · Hubs: Wheeltech disc super sealed · Front tire: 26 x 2.10" WTB MotoRaptor

Controls and contact points

Archived: Headset: 1 1/8" FSA TH-888 · Handlebar: Alloy Riser · Stem: Alloy 31.8 · Seatpost: Alloy, 27.2mm diameter · Saddle: WTB Speed She Comp · Pedals: VP-559 flat w/pins

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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