Based on published rear tire 26×2.5 (standard MTB rim assumed). Approximate circumference; actual rollout varies with tire and pressure. Theoretical, not a maximum achievable speed.
Velopedia Bicycle Archive
2003 Monty 230 Hydra
Original specifications: 26" wheels · 26 lb published weight · legacy reference geometry.
Selling this bike? Create a shareable bike record
At a glance
- Model year
- 2003
- Category
- Mountain
- Original MSRP
- $1,099.00
- Sizes
- One Size
- Colors
- Blue/Cream, Orange/Silver
- Weight
- 26 lb
- Geometry
- Legacy reference
- In this record
- 25 specifications · archived image · original MSRP · geometry
- Archive ID
- 91851
Original build7005 aluminum · 26" wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | 7005 aluminum |
| Fork | Monty |
| Fork Material | 4130 chromoly, unicrown crown |
Drivetrain
| Shifters | Shimano Tourney RevoShift |
|---|---|
| Rear Derailleur | Shimano Sora GS |
| Crankset | Monty trials, 20 teeth |
| Bottom Bracket | FAG, 121mm spindle |
| BB Shell Width | 68mm English |
| Rear Cogs | 7-speed, 12 - 21 teeth |
| Chain | 1/2 x 3/32" |
| Pedals | Victor VP aluminum |
Brakes
| Brakes | Magura Julie Hydraulic Disc front/Magura HS11 rear brakes, Magura Julie front/Magura HS11 rear levers |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" threadless Chin Huar cartridge |
|---|---|
| Handlebar | Monty 7075Al, 31.8mm |
| Stem | Monty Aluminum |
| Saddle | Monty trials |
| Seatpost | Monty, 27.2mm diameter |
Wheels & Tires
| Hubs | Quando |
|---|---|
| Rims | Front: Monty 32mm, Rear: Monty 40mm, 36-hole |
| Spokes | Orient stainless steel, 14ga. (2.0mm) straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 26 x 2.00" Monty trials |
| Rear Tire | 26 x 2.50" Monty trials |
| 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 Use these as a historical reference, not for size-specific fit.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 · 5 measurements
| Measurement | Legacy reference |
|---|---|
| Top tube | 552.4 mm |
| Head-tube angle | 73° |
| Chainstay / rear center | 400 mm |
| Wheelbase | 1041.4 mm |
| Fork offset / rake | 45 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.
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: 2003 Monty 230 Hydra · Trials · Published sizes: One Size
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: Monty · 4130 chromoly, unicrown crown
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano Tourney RevoShift · Rear derailleur: Shimano Sora GS · Crankset: Monty trials, 20 teeth · Bottom bracket: FAG, 121mm spindle · Rear cogs: 7-speed, 12 - 21 teeth · Chain: 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Magura Julie Hydraulic Disc front/Magura HS11 rear brakes, Magura Julie front/Magura HS11 rear levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 26" wheels · Rims: Front: Monty 32mm, Rear: Monty 40mm, 36-hole · Hubs: Quando · Front tire: Front: 26 x 2.00" Monty trials, Rear: 26 x 2.50" Monty trials
Controls and contact points
Archived: Headset: 1 1/8" threadless Chin Huar cartridge · Handlebar: Monty 7075Al, 31.8mm · Stem: Monty Aluminum · Seatpost: Monty, 27.2mm diameter · Saddle: Monty trials · Pedals: Victor VP aluminum
Before and during the test ride
Follow the full used-bike inspection order →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.
Already contributed? Send me a fresh private edit link
For privacy, Velopedia shows the same confirmation whether or not an experience exists.
Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




