Diamondback RM 12 2007 Technical specs and features
| Brand | Diamondback |
| Model | RM 12 |
| First production | 2007 |
| Bike category | Youth |
| Bike sub-category | Youth |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Diamondback RM 12 Parts |
| Available Sizes | - 12 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 12 X 2.125 (inches) Comp III Style |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Front and Coaster Rear |
| Hubs for disc brakes | Rear: 16h Nutted Coaster BrakeFront: Nutted |
| Rims manufacturer | 16-holeR-1000 Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specifications
| Frame materials | Hi-Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | Steel Quill With Alloy Cap |
| Headset size | 1 (inches) Threaded |
Gearing Specs
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 28 Teeth90 (millimeters) 1-Piece |
| Gear shift levers | Not Available |
| Rear gear set | 18 Teeth1-speed |
Diamondback RM 12 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownSteel |
| Fork type | Diamondback |
Other Specs of Diamondback RM 12
| Component group sets | Juvenile Mix |
| Available colors | - Team Green |
| Weight | Unspecified |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | DB Mini MX Padded |
| Seat post extension | 25.4 (millimeters) DiameterAlloy Integrated |
Diamondback RM 12 picture
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Diamondback RM 12 bike review
Diamondback produced the RM 12 bike in 2007 and can be classified as a Youth bicycle, this exact model costs in american market arround $99.00.Diamondback Youth RM 12 can be found in one single color which is Team Green.
This bike is equiped with 12 x 2.125" Comp III style tires and 14ga. straight gauge spoke wheel while the rims are manufactured by R-1000 Alloy, 16-hole. Diamondback equiped this exact model with Coaster front/Coaster rear braking system and Front: Nutted, Rear: 16h Nutted Coaster Brake hubs.
To guarantee the comfiest ride Diamondback used Hi-Tensile steel material for the frame. 2-piece high strength material is used on the handlebar of this RM 12 to ensure the perfect handling while the stems are made of Steel Quill with Alloy Cap.
For the smoothest biking experience 90mm 1-Piece, 28 teeth is used on this bicycle linked to KMC Z410 chain that is easily replaceable as stated by Diamondback.