Velopedia Bicycle Archive

1999 Swift Ace

Original manufacturer specifications including Mountain Mix drivetrain, 26" wheels, 24 lb published weight.

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What Velopedia knows

Model year
1999
Category
Mountain
Original MSRP
$1,695.00
Sizes
15", 17", 19"
Colors
Olive Green, School Bus Yellow
Weight
24 lb
Geometry
Legacy reference · Geometry context
Record coverage
33 preserved details · original MSRP · preserved geometry
Archive ID
84282
Image not available

Manufacturer catalog

Published sizes and colors

3 sizes · 2 colors

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

Published sizes

15"17"19"

Published colors

Olive GreenSchool Bus Yellow

Frameset

Frame ConstructionTIG-welded
Frame Material6061 T6 aluminum
ForkRock Shox Judy XC, 3.15" travel
Fork MaterialAluminum/magnesium, triple-clamp crown
Rear ShockN/A

Drivetrain

Component GroupMountain Mix
ShiftersSRAM ESP 9.0
Front DerailleurShimano Deore LX top-swing, top-pull
Rear DerailleurSRAM ESP 9.0
CranksetTru Vativ, 24/34/46 teeth
Bottom BracketShimano BB-UN52, 110mm spindle
BB Shell Width73mm English
Rear Cogs9-speed, 11 - 32 teeth
ChainKMC Z9900, 1/2 x 3/32"
PedalsWellgo WPD-974

Brakes

BrakesAvid 1D-20 brakes, SRAM ESP 9.0 levers

Cockpit & Contact Points

Headset1 1/8" threadless Aheadset AL
HandlebarEllsworth 148g
Handlebar ExtensionsNot included
StemKore Lite 3
SaddleVelo VL-308
SeatpostOnza, 27.2mm diameter

Wheels & Tires

HubsShimano Deore LX
RimsSun Rims Sub 4, 32-hole
SpokesChampion stainless steel, 2.0mm straight gauge
Spoke NipplesBrass nipples
Front Tire26 x 2.10" Nokian X-Trak
Wheel Size26" wheels

Historical reference geometry

Geometry

Legacy reference · 5 measurements

Historical model-level geometry recovered from Velopedia’s original archive database. The source does not identify which listed frame size this reference describes, so fit interpretation is intentionally limited and no size-normalized Archive Context is generated.

MeasurementLegacy reference
Top tube589.3 mm
Head-tube angle71°
Seat-tube angle73.5°
Chainstay / rear center425.4 mm
Wheelbase1079.5 mm

Geometry source: Historical archive database — model-level reference geometry. The historical source provides one model-level geometry set and does not identify the corresponding frame size.

Geometry tools

Explore this historical geometry

Model-level historical reference

Period context: At 71°, the head angle sits close to the middle of the group among mountain geometries represented in Velopedia for this period. Its 73.5° seat angle is somewhat steeper than typical among the same-period mountain references.

Compared with 1159 distinct legacy mountain geometries from model years 1997–2001. Only angular measurements are used because the historical reference frame size is unidentified.
See it in periodOpen an immediate comparison with preserved 1999 mountain geometries. The source frame size remains unidentified.
See its 1999 geometry context

Parts & serviceability

Find replacement parts

3 top part searches
Bottom bracketExact archived part
Shimano BB-UN52, 110mm spindle Exact archived model
PedalsExact archived part
Wellgo WPD-974 Exact archived model
Front derailleurMatching configuration
Shimano Deore LX top-swing, top-pull Interpreted as Shimano Deore LX · 9-speed · mechanical Named component · published drivetrain speed — verify exact version
More qualified parts (2)
SeatpostMatching fit standard
27.2 mm seatpost Published diameter — verify length and setback
HubsQualified part search
Shimano Deore LX Named archived component — verify dimensions

Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.

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 →
  • SuspensionAsk when the fork was last serviced. Check the stanchions for damage, look for oil at the seals and make sure the fork moves smoothly without bushing play.Evaluate the suspension →
  • 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 20 checks based on 6 archived component groups Open checklistClose checklist
0 of 20 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: 1999 Swift Ace · Mountain bike, front suspension · Published sizes: 15", 17", 19"

Archived: Frame: TIG-welded · Fork: Rock Shox Judy XC, 3.15" travel · Aluminum/magnesium, triple-clamp crown

Archived: Fork: Rock Shox Judy XC, 3.15" travel

Archived: Group: Mountain Mix · Shifters: SRAM ESP 9.0 · Front derailleur: Shimano Deore LX top-swing, top-pull · Rear derailleur: SRAM ESP 9.0 · Crankset: Tru Vativ, 24/34/46 teeth · Bottom bracket: Shimano BB-UN52, 110mm spindle · Rear cogs: 9-speed, 11 - 32 teeth · Chain: KMC Z9900, 1/2 x 3/32"

Archived: Brakes: Avid 1D-20 brakes, SRAM ESP 9.0 levers

Archived: Wheel size: 26" wheels · Rims: Sun Rims Sub 4, 32-hole · Hubs: Shimano Deore LX · Front tire: 26 x 2.10" Nokian X-Trak

Controls and contact points

Archived: Headset: 1 1/8" threadless Aheadset AL · Handlebar: Ellsworth 148g · Stem: Kore Lite 3 · Seatpost: Onza, 27.2mm diameter · Saddle: Velo VL-308 · Pedals: Wellgo WPD-974

Before and during the test ride

Follow the full used-bike inspection order →

Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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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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