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.
Velopedia Bicycle Archive
2008 Scott Voltage YZ 25
Original specifications: Shimano Acera · 8-speed · mechanical rear derailleur · 26" wheels.
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At a glance
- Model year
- 2008
- Category
- Mountain
- Original MSRP
- $499.99
- Sizes
- XS, S, M, L, XL
- Colors
- White/Orange
- In this record
- 25 specifications · archived image · original MSRP
- Archive ID
- 24781
Model history 3 other years
Original build6061 aluminum · Mountain Mix · 26" wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | 6061 aluminum |
| Fork | Suntour XCM, 100mm travel |
| Fork Material | Single |
Drivetrain
| Component Group | Mountain Mix |
|---|---|
| Shifters | Shimano ST-EF50 |
| Front Derailleur | Shimano FD-TY10, clamp on 31.8mm |
| Rear Derailleur | Shimano Acera |
| Crankset | Shimano FC-M191, 24/34/42 teeth |
| Bottom Bracket | Shimano BB-UN26, 123mm spindle |
| BB Shell Width | 68mm English |
| Rear Cogs | 8-speed, 11 - 30 teeth |
| Chain | Shimano CN-HG40, 1/2 x 3/32" |
| Pedals | Wellgo LU-987 |
Brakes
| Brakes | Shimano BR-M415 mechanical disc |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" threadless Ritchey LB Plus |
|---|---|
| Handlebar | Riser |
| Stem | BMX type |
| Saddle | Scott Voltage |
| Seatpost | Scott, 26.8mm diameter |
Wheels & Tires
| Hubs | Front: Formula CL-51-ACT, Rear: Shimano FH-RM65 disc |
|---|---|
| Rims | Front: Alex ACE-24, Rear: Alex DP-20, 32-hole |
| Spokes | Stainless steel, 14ga. (2.0mm) |
| Front Tire | 26 x 2.10" Scott Voltage |
| Wheel Size | 26" wheels |
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
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More parts (6)
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Bike-specific inspection checklist 20 checks based on 6 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: 2008 Scott Voltage YZ 25 · Mountain bike, front suspension · Published sizes: XS, S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: Suntour XCM, 100mm travel · Single
Suspension
Evaluate the suspension →Archived: Fork: Suntour XCM, 100mm travel
Drivetrain
Check drivetrain wear →Archived: Group: Mountain Mix · Shifters: Shimano ST-EF50 · Front derailleur: Shimano FD-TY10, clamp on 31.8mm · Rear derailleur: Shimano Acera · Crankset: Shimano FC-M191, 24/34/42 teeth · Bottom bracket: Shimano BB-UN26, 123mm spindle · Rear cogs: 8-speed, 11 - 30 teeth · Chain: Shimano CN-HG40, 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Shimano BR-M415 mechanical disc
Wheels and tires
Check wheels and tires →Archived: Wheel size: 26" wheels · Rims: Front: Alex ACE-24, Rear: Alex DP-20, 32-hole · Hubs: Front: Formula CL-51-ACT, Rear: Shimano FH-RM65 disc · Front tire: 26 x 2.10" Scott Voltage
Controls and contact points
Archived: Headset: 1 1/8" threadless Ritchey LB Plus · Handlebar: Riser · Stem: BMX type · Seatpost: Scott, 26.8mm diameter · Saddle: Scott Voltage · Pedals: Wellgo LU-987
Before and during the test ride
Follow the full used-bike inspection order →Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





