Rocky Mountain GRIND 2002 VS Opus SONAR 2008 specs comparison
Rocky Mountain Grind
General Infos| Model | Grind |
| Manufacturer | Rocky Mountain |
| Year of production | 2002 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) |
| Sizes |
- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.35 (inches) Maxxis MOFO DH |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Alivio Levers Shimano Deore V-Brake Brakes |
| Hubs for disc brakes | Shimano Alivio |
| Rims manufacturer | 32-hole Sun Rims Rhyno Lite |
| 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 | RMB DH Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | RMB Freeride |
| Headset size | 1 1/8 (inches) Threadless Ritchey Logic |
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-LP27 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano Alivio FC-MC20 |
| Gear shift levers | Shimano Alivio RapidFire Plus |
| Rear gear set | 11 - 32 Teeth 8-speed |
Rocky Mountain Grind Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio |
| Derailleur (Rear) | Shimano Deore SGS |
| Fork material | Not Available |
| Fork type | 4.0 (inches) Travel Answer Manitou Six Comp |
Other Specs of Rocky Mountain Grind
| Component group sets | Mountain Mix |
| Pedals details | RMB Big Flats With Pins |
| Rear shock absorber | Not Available |
| Saddle seat | RMB |
| Seat post extension | 26.8 (millimeters) Diameter RMB |
Opus Sonar
General Infos| Model | Sonar |
| Manufacturer | Opus |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Satin Black |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) CST |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Promax Levers ProMax Alloy V-Brake Brakes |
| Hubs for disc brakes | Rear: Formula Nutted Front: Formula |
| Rims manufacturer | Alex DM-18 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | 6000 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Ora AL-027 |
| Handlebar extender | Optional |
| Handlebar stem details | Ora 2D |
| Headset size | 1 1/8 (inches) VP |
Gearing Specifications
| Bicycle chain | KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | CH-52 Cartridge |
| Crankset parts and sizes | Suntour XCR-170 |
| Gear shift levers | Shimano ST-EF60 |
| Rear gear set | 11 - 30 Teeth 7-speed |
Opus Sonar Fork System Data
| Derailleur (Front) | Shimano C050 |
| Derailleur (Rear) | Shimano Tourney TX-51 |
| Fork material | Single |
| Fork type | 75 (millimeters) Travel RST 191 T7 |
Other Specs of Opus Sonar
| Component group sets | Mountain Mix |
| Pedals details | Wellgo Alloy Body and cage |
| Rear shock absorber | Not Available |
| Saddle seat | Black Ora |
| Seat post extension | 27.2 (millimeters) Diameter Ora SP242 |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its Grind bike manual
- Find All parts, tires and accessories of Rocky Mountain Grind Mountain bike here
- Get your Opus Sonar manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Opus Sonar Mountain bike here