
Velopedia Bicycle Archive
2004 Specialized Fuse 3X
Original specifications: N/A drivetrain · 20" wheels · legacy reference geometry.
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At a glance
- Model year
- 2004
- Category
- BMX
- Sizes
- Expert
- Colors
- Red
- Geometry
- Legacy reference
- In this record
- 22 specifications · archived image · geometry
- Archive ID
- 92423
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | 4130 chromoly |
| Fork | Specialized |
| Fork Material | Chromoly/hi-tensile steel, unicrown crown |
Drivetrain
| Crankset | Specialized three piece, 39 teeth |
|---|---|
| Bottom Bracket | Steel retainer style |
| BB Shell Width | American |
| Rear Cogs | 1-speed, 14 teeth |
| Chain | KMC Z510, 1/2 x 1/8" |
| Pedals | Specialized aluminum platform |
Brakes
| Brakes | DiaTech AD-996 U-Brake rear brakes, Tektro rear levers |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" threadless Aheadset Tank FS |
|---|---|
| Handlebar | Specialized Cr-Mo |
| Stem | Specialized aluminum |
| Saddle | Specialized Jumping |
| Seatpost | Aluminum micro-adjust, 30.9mm diameter |
Wheels & Tires
| Hubs | Front: Specialized aluminum, Rear: Specialized Flip Side |
|---|---|
| Rims | Sun Rims Rhyno Lite XL, 36-hole |
| Spokes | Stainless steel, 14ga. (2.0mm) straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 20 x 2.00" Specialized Compound |
| Wheel Size | 20" wheels |
Historical reference geometry
Geometry
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.
| Measurement | Legacy reference |
|---|---|
| Top tube | 482.6 mm |
| Head-tube angle | 74.25° |
| Seat-tube angle | 72° |
The preserved source contains one model-level geometry set without an identified frame size.
Parts & serviceability
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Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
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.
Identity and fit
Follow the full used-bike inspection order →Archived: 2004 Specialized Fuse 3X · Freestyle/jumping · Published sizes: Expert
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: Specialized · Chromoly/hi-tensile steel, unicrown crown
Drivetrain
Check drivetrain wear →Archived: Crankset: Specialized three piece, 39 teeth · Bottom bracket: Steel retainer style · Rear cogs: 1-speed, 14 teeth · Chain: KMC Z510, 1/2 x 1/8"
Brakes
Inspect the brakes →Archived: Brakes: DiaTech AD-996 U-Brake rear brakes, Tektro rear levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 20" wheels · Rims: Sun Rims Rhyno Lite XL, 36-hole · Hubs: Front: Specialized aluminum, Rear: Specialized Flip Side · Front tire: 20 x 2.00" Specialized Compound
Controls and contact points
Archived: Headset: 1 1/8" threadless Aheadset Tank FS · Handlebar: Specialized Cr-Mo · Stem: Specialized aluminum · Seatpost: Aluminum micro-adjust, 30.9mm diameter · Saddle: Specialized Jumping · Pedals: Specialized aluminum platform
Before and during the test ride
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Current market
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




