Rocky Mountain TRAILHEAD 2003 VS Trek 3900 DISC 2010 specs comparison
Rocky Mountain Trailhead
General Infos| Model | Trailhead |
| Manufacturer | Rocky Mountain |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
-Near Chrome and Zoom Yellow |
| Sizes |
- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
| Sizes |
- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Maxxis MOFO XC |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Deore Levers Shimano BR-420 Brakes |
| Hubs for disc brakes | Shimano Alivio |
| Rims manufacturer | 32-hole Alex Ace 19 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 15ga. Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Rocky Mountain XC Riser |
| Handlebar extender | Optional |
| Handlebar stem details | RMB |
| Headset size | 1 1/8 (inches) Threadless Ritchey |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) SRAM PC-48 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 110 (millimeters) Spindle Shimano BB-UN25 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano FC-M440 |
| Gear shift levers | Shimano Deore Rapidfire Plus |
| Rear gear set | 11 - 32 Teeth 9-speed |
Rocky Mountain Trailhead Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio |
| Derailleur (Rear) | Shimano Deore SGS |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 100 (millimeters) Travel Rock Shox Pilot C |
Other Specs of Rocky Mountain Trailhead
| Component group sets | Mountain Mix |
| Pedals details | Big Flats |
| Rear shock absorber | Not Available |
| Saddle seat | RMB Custom |
| Seat post extension | 26.8 (millimeters) Diameter RMB |
Trek 3900 Disc
General Infos| Model | 3900 Disc |
| Manufacturer | Trek |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
- Matte Orange - Special Edition Matte White -Matte Black |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Bontrager LT-3 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers ProMax Mechanical Disc Brakes |
| Hubs for disc brakes | Rear: Shimano FH-M475 Disc Front: Formula Alloy DC20 |
| Rims manufacturer | Bontrager 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha White Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | 1 1/8 (inches) Threadless VP-A68-TK |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 42/34/24 Teeth Shimano M191 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Disc Fork System Data
| Derailleur (Front) | Shimano C051 |
| Derailleur (Rear) | Shimano M-360 |
| Fork material | Single Crown |
| Fork type | 100 (millimeters) Travel SR Suntour SF9 XCT V2 |
Other Specs of Trek 3900 Disc
| Component group sets | Mountain Mix |
| Pedals details | Wellgo Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager SSR |
| Seat post extension | 31.6 (millimeters) Diameter Bontrager SSR |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Trailhead bike manual
- Find All parts, tires and accessories of Rocky Mountain Trailhead Mountain bike here
- Get your Trek 3900 Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Disc Mountain bike here