Rotec PRO 4 DUAL SLALOM 1999 VS Mongoose NX 8.1 1998 specs comparison
Rotec Pro 4 Dual Slalom
General InfosModel | Pro 4 Dual Slalom |
Manufacturer | Rotec |
Year of production | 1999 |
Current price | Check price Here ==> |
Color choice | -Team Black |
Sizes | - Rider can adjust manually |
Sizes | - Rider can adjust manually |
Wheels And Breaking System
Bike front tire | 26 X 1.95 (inches) Michelin Wild Gripper Lite-S Kevlar |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Magura Louise LeversMagura Louise Disc Brakes |
Hubs for disc brakes | A.C. QR |
Rims manufacturer | 32-holeSun Rims Rhyno Lite |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeDT Stainless Steel |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Renthal Custom |
Handlebar extender | Optional |
Handlebar stem details | Rotec Moto-Mount |
Headset size | 1 1/8 (inches) Threadless A.C. Head Honcho |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-7700 |
Bottom bracket shell width | 73 (millimeters) English |
Bottom bracket type | 116 (millimeters) SpindleA.C. Competition |
Crankset parts and sizes | 46 TeethAdventure Components Lo Pro |
Gear shift levers | Shimano XTR RapidFire SL Rear |
Rear gear set | 12 - 32 Teeth9-speed |
Rotec Pro 4 Dual Slalom Fork System Data
Derailleur (Front) | Chain Retention DeviceMr. Dirt Chainguide |
Derailleur (Rear) | Shimano XTR GS |
Fork material | Triple-clamp CrownAluminum and magnesium |
Fork type | 3.5 (inches) TravelWhite Brothers DC 90DS |
Other Specs of Rotec Pro 4 Dual Slalom
Component group sets | Mountain Mix |
Pedals details | A.C. Transformers |
Rear shock absorber | 4.85 (inches) TravelFox Vanilla RC-R |
Saddle seat | SDG Comp |
Seat post extension | 27.2 (millimeters) DiameterAdventure Components |

Mongoose NX 8.1
General InfosModel | NX 8.1 |
Manufacturer | Mongoose |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice | - green- polished-Blue |
Sizes | - Large - medium - small |
Wheels And Breaking System
Bike front tire | Rear: 26 X 2.10 (inches) Tioga Psycho TTFront: 26 X 2.10 (inches) Tioga Edge |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Tektro LeversTektro Linear-pull Brakes |
Hubs for disc brakes | Rear: Shimano STX-RCFront: Mongoose OS |
Rims manufacturer | Weinmann Zac 19 |
Spoke nipples type | Not Available |
Spoke wheel | 1.8 (millimeters) Straight GaugeStainless Steel |
Frame and Body Specs
Frame materials | Double-buttedAluminum |
Frame type | TIG-welded |
Handlebar construction | Mongoose Comp |
Handlebar extender | Optional |
Handlebar stem details | Mongoose |
Headset size | 1 1/8 (inches) Threadless Tioga |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-IG31 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Not Available |
Crankset parts and sizes | 22/32/42 TeethShimano Alivio |
Gear shift levers | Shimano STX-RC RapidFire SL |
Rear gear set | 11 - 30 Teeth8-speed |
Mongoose NX 8.1 Fork System Data
Derailleur (Front) | Top-pullShimano STX Top-swing |
Derailleur (Rear) | Shimano STX-RC |
Fork material | Triple-clamp CrownAluminum and magnesium |
Fork type | Rock Shox Indy C |
Other Specs of Mongoose NX 8.1
Component group sets | Mountain Mix |
Pedals details | Aluminum Cage With Clips & Straps |
Rear shock absorber | 3.5 (inches) TravelRock Shox Deluxe |
Saddle seat | Mongoose |
Seat post extension | 31.4 (millimeters) DiameterMongoose Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Rotec provided us with the latest version of its Pro 4 Dual Slalom bike manual
- Find All parts, tires and accessories of Rotec Pro 4 Dual Slalom Mountain bike here
- Get your Mongoose NX 8.1 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mongoose NX 8.1 Mountain bike here