Estimate uses the published front tire 26×1.75 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
1998 AutoBike Classic
Original specifications: Mountain Mix drivetrain · 26" wheels · 35.5 lb published weight.
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At a glance
- Model year
- 1998
- Category
- Hybrid
- Original MSRP
- $299.95
- Sizes
- Standard mens, standard womens
- Colors
- Sapphire Streak, Violet Splash
- Weight
- 35.5 lb
- Geometry
- Legacy reference
- In this record
- 26 specifications · archived image · original MSRP · geometry
- Archive ID
- 70403
Original buildHi-tensile steel · Mountain Mix · 26" wheels
Frameset
| Frame Construction | Brazed/welded |
|---|---|
| Frame Material | Hi-tensile steel |
| Fork | AutoBike |
| Fork Material | Hi-tensile steel, unicrown crown |
Drivetrain
| Component Group | Mountain Mix |
|---|---|
| Shifters | AutoBike Trans ChaHin Automatic Transmission |
| Rear Derailleur | Custom-Made Automatic Transmission |
| Crankset | 3-piece forged steel, 44 teeth |
| Bottom Bracket | LF 712 /TST BB-612, 126mm spindle |
| BB Shell Width | 68mm English |
| Rear Cogs | 6-speed, 14 - 28 teeth |
| Chain | KMC HG-50, 1/2 x 3/32" |
| Pedals | Resin w/reflectors |
Brakes
| Brakes | Steel cantilever, low profile brakes, resin/steel levers |
|---|
Cockpit & Contact Points
| Headset | 1" steel |
|---|---|
| Handlebar | Antler, 65mm rise |
| Handlebar Extensions | Not included |
| Stem | Black finished steel |
| Saddle | Velo Gelfoam extra wide w/comfort springs |
| Seatpost | Pillar, steel, black w/Q/R, 25.4mm diameter |
Wheels & Tires
| Hubs | Steel, nutted |
|---|---|
| Rims | Aluminum, 36-hole |
| Spokes | Shuhn Lih steel, 2.0mm straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 26 x 1.75" Kenda |
| Wheel Size | 26" wheels |
Geometry
Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.
Reference frame view
Select an available measurement to locate it on the frame.
All geometry measurementsLegacy reference · 6 measurements
| Measurement | Legacy reference |
|---|---|
| Top tube | 569 mm |
| Head-tube angle | 69° |
| Seat-tube angle | 70° |
| Chainstay / rear center | 460 mm |
| Wheelbase | 1081 mm |
| Fork offset / rake | 40 mm |
The preserved source contains one model-level geometry set without an identified frame size.
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts
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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: 1998 AutoBike Classic · Hybrid · Published sizes: Standard mens, standard womens
Frame and fork
Inspect the frame and fork →Archived: Frame: Brazed/welded · Fork: AutoBike · Hi-tensile steel, unicrown crown
Drivetrain
Check drivetrain wear →Archived: Group: Mountain Mix · Shifters: AutoBike Trans ChaHin Automatic Transmission · Rear derailleur: Custom-Made Automatic Transmission · Crankset: 3-piece forged steel, 44 teeth · Bottom bracket: LF 712 /TST BB-612, 126mm spindle · Rear cogs: 6-speed, 14 - 28 teeth · Chain: KMC HG-50, 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Steel cantilever, low profile brakes, resin/steel levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 26" wheels · Rims: Aluminum, 36-hole · Hubs: Steel, nutted · Front tire: 26 x 1.75" Kenda
Controls and contact points
Archived: Headset: 1" steel · Handlebar: Antler, 65mm rise · Stem: Black finished steel · Seatpost: Pillar, steel, black w/Q/R, 25.4mm diameter · Saddle: Velo Gelfoam extra wide w/comfort springs · Pedals: Resin w/reflectors
Before and during the test ride
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

