Velopedia Bicycle Archive

1999 Specialized Fatboy Vegas TJ

Original specifications: N/A drivetrain · 20" wheels · legacy reference geometry.

Share owner experience

Selling this bike? Create a shareable bike record

At a glance

Model year
1999
Category
BMX
Original MSRP
$499.99
Sizes
Pro
Colors
Bart Gold
Geometry
Legacy reference
In this record
22 specifications · original MSRP · geometry
Archive ID
84750
Model history 2 other years
Image not available
Campaign

Manufacturer catalog

Published sizes and colors

1 size · 1 color

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

Published sizes

Pro

Published colors

Bart Gold

Frameset

Frame ConstructionTIG-welded
Frame Material4130 chromoly
ForkSpecialized
Fork Material4130 chromoly, unicrown crown

Drivetrain

CranksetSpecialized 3-piece Team, 43 teeth
Bottom BracketSpecialized sealed bearing
BB Shell WidthAmerican
Rear Cogs1-speed, 16 teeth
ChainKMC, 1/2 x 3/32"
PedalsSpecialized platform

Brakes

BrakesDia-Compe 990 rear brakes, Tektro 318A rear levers

Cockpit & Contact Points

Headset1 1/8" threadless Tange-Seiki Aheadset w/SST Oryg detangler
HandlebarPro Design chromoly
StemSpecialized forged ahead
SaddleSpecialized Jumping
SeatpostSpecialized aluminum, 29.2mm diameter

Wheels & Tires

HubsSpecialized sealed bearing
RimsAlex DM-20W, 36-hole
SpokesSpecialized stainless steel, 2.0mm straight gauge
Spoke NipplesBrass nipples
Front Tire20 x 2.125" Specialized Spanky Team
Wheel Size20" wheels

Historical reference geometry

Geometry

Legacy reference · 6 measurements

This historical geometry describes the model, but the original source does not identify its frame size. Use it as a period reference, not a size-specific fit comparison.

MeasurementLegacy reference
Top tube514.4 mm
Head-tube angle74°
Seat-tube angle71°
Chainstay / rear center393.7 mm
Wheelbase965.2 mm
Fork offset / rake25.4 mm

The preserved source contains one model-level geometry set without an identified frame size.

Parts & serviceability

Find replacement parts

3 top part searches
Front tireMatching fit standard
20x2.125" Specialized Spanky Team Named tire and published size
SaddleQualified part search
Specialized Jumping Named archived component — verify exact version
CranksetQualified part search
Specialized 3-piece Team, 43 teeth Named archived component — verify exact version
More qualified parts (2)
SeatpostMatching fit standard
29.2 mm seatpost Published diameter — verify length and setback
RimsQualified part search
Alex DM-20W, 36-hole 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. Commercial relationships do not influence Archive specifications or analysis.

Campaign
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: 1999 Specialized Fatboy Vegas TJ · Freestyle/jumping · Published sizes: Pro

Archived: Frame: TIG-welded · Fork: Specialized · 4130 chromoly, unicrown crown

Archived: Crankset: Specialized 3-piece Team, 43 teeth · Bottom bracket: Specialized sealed bearing · Rear cogs: 1-speed, 16 teeth · Chain: KMC, 1/2 x 3/32"

Archived: Brakes: Dia-Compe 990 rear brakes, Tektro 318A rear levers

Archived: Wheel size: 20" wheels · Rims: Alex DM-20W, 36-hole · Hubs: Specialized sealed bearing · Front tire: 20 x 2.125" Specialized Spanky Team

Controls and contact points

Archived: Headset: 1 1/8" threadless Tange-Seiki Aheadset w/SST Oryg detangler · Handlebar: Pro Design chromoly · Stem: Specialized forged ahead · Seatpost: Specialized aluminum, 29.2mm diameter · Saddle: Specialized Jumping · Pedals: Specialized platform

Before and during the test ride

Follow the full used-bike inspection order →

My Garage

Velopedia

Enter your email and Velopedia will send a private sign-in link. No password required.

Have you owned this bike?Help preserve its real-world history by sharing your owner experience.

Share the details that would help another rider understand how this model fits, rides and holds up over time. Velopedia reviews every contribution before publication.

Add fit, maintenance and buyer detailsOptional · five additional fields

Your contribution goes directly to Velopedia’s private review queue. We’ll email an optional confirmation link plus a private edit and withdrawal link, but you do not need to confirm your email before an administrator can review or approve the submission.

Already contributed? Send me a fresh private edit link

For privacy, Velopedia shows the same confirmation whether or not an experience exists.

Current market

Snapshot not yet available
Current listingsCheck the latest asking pricesScroll or tap to load current market information.

Scroll or tap to check for a market update.

Campaign

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

Scroll to Top