Velopedia Bicycle Archive

2005 Felt SR81

Hybrid bicycle from the Velopedia specification archive.

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Original MSRP
$819.99
Sizes
47cm, 50cm, 53cm, 56cm, 59cm, 62cm
Colors
Blue
Weight
23.5 lb
Archive ID
93568

Current market

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Velopedia analysis

What the specifications mean

Derived from the archived manufacturer recordHow Velopedia reads these specifications →

The 208% cassette range describes the available gearing more clearly than the component-group name alone. On the alloy frame, dents and hairline cracks around welds matter more than cosmetic scratches. Pay closest attention near the head tube, bottom bracket shell, dropouts and other heavily loaded junctions. The 700C label identifies a 622 mm bead-seat diameter, but tire width and frame or fork clearance remain separate compatibility questions.

Gearing 208% cassette range Calculated from the published 12–25-tooth sprocket span.
Frame material Aluminum / alloy Dents and cracking around welds at the head tube, bottom bracket shell and dropouts deserve attention.
Wheel standard 700C · 622 mm The label fixes rim diameter, not tire width or available frame and fork clearance.
Published weight 23.5 lb Frame size, pedals, tire setup and production substitutions can change the measured result.

Used-bike inspection

If you’re buying this bike used

Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.

Follow the full used-bike inspection order →
  • FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
  • BrakesTest each brake separately and confirm it stops firmly and releases cleanly. Inspect the pads and braking surfaces for wear or contamination, and check the cables or hoses for damage.Inspect the brakes →
  • DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 9-speed system.Check drivetrain wear →
  • Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads.Check wheels and tires →
Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 checked Progress stays in this browser for this bike.

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: 2005 Felt SR81 · Hybrid · Published sizes: 47cm, 50cm, 53cm, 56cm, 59cm, 62cm

Archived: Frame: TIG-welded · Fork: Felt · Carbon fiber/chromoly steerer, aero crown

Archived: Group: Hybrid Mix · Shifters: Shimano SL-R440 Flat Bar · Front derailleur: Shimano FD-R440 · Rear derailleur: Shimano 105 · Crankset: RPM CFM Pro, 30/42/52 teeth · Bottom bracket: TH PowerPro sealed · Rear cogs: 9-speed, 12 - 25 teeth · Chain: KMC Z9900, 1/2 x 3/16"

Archived: Brakes: Tektro RX5 Mini-V brakes, Tektro Eclipse MT2.0 levers

Archived: Wheel size: 700c wheels · Rims: Alex DA-22 · Hubs: Aluminum, Q/R · Front tire: 700 x 23c Felt Inertia

Controls and contact points

Archived: Headset: 1 1/8" integrated Aheadset · Handlebar: Felt aluminum · Stem: Felt AD-22 · Seatpost: Aluminum micro-adjust · Saddle: Felt Anatomic Gel · Pedals: Not included

Before and during the test ride

Follow the full used-bike inspection order →

Interpretation based on the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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Manufacturer catalog

Published sizes and colors

6 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

47cm50cm53cm56cm59cm62cm

Published colors

Blue

Frameset

Frame ConstructionTIG-welded
Frame Material7005 aluminum
ForkFelt
Fork MaterialCarbon fiber/chromoly steerer, aero crown

Drivetrain

Component GroupHybrid Mix
ShiftersShimano SL-R440 Flat Bar
Front DerailleurShimano FD-R440
Rear DerailleurShimano 105
CranksetRPM CFM Pro, 30/42/52 teeth
Bottom BracketTH PowerPro sealed
Rear Cogs9-speed, 12 - 25 teeth
ChainKMC Z9900, 1/2 x 3/16"
PedalsNot included

Brakes

BrakesTektro RX5 Mini-V brakes, Tektro Eclipse MT2.0 levers

Cockpit & Contact Points

Headset1 1/8" integrated Aheadset
HandlebarFelt aluminum
Handlebar ExtensionsNot included
StemFelt AD-22
SaddleFelt Anatomic Gel
SeatpostAluminum micro-adjust

Wheels & Tires

HubsAluminum, Q/R
RimsAlex DA-22
Front Tire700 x 23c Felt Inertia
Wheel Size700c wheels

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

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