Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 27.5" -
Travel Front 150mm -
Travel Rear 140mm -
Fork RockShox Pike Select
-
Groupset GX Eagle -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Nukeproof Reactor 275 Carbon, 140mm Rear Travel, UD woven Carbon Fibre front triangle/chain stays/seat stays, internal cable routing, custom tuned rear shock, Enduro bearings, threaded bottom bracket, boost 148mm rear axle spacing, 3D contoured frame protection
Suspension Fork
RockShox Pike Select + Charger 2 RC 150mm, 46mm Offset, BOOST, Debonair, Diffusion Black
Rear Shock
RockShox Super Deluxe Select+ RT, Custom ML 380 tune, 210x55mm, Bearing End (Comes with 1x bottomless token fitted so you have them if needed.)
Drivetrain
Rear Derailleur
SRAM GX Eagle 12-Speed
Shift Levers
SRAM GX Eagle 12-Speed
Cassette
SRAM GX Eagle 12-Speed, CS PG1275 EAGLE 10-50T
Crank
SRAM GX Eagle 12-Speed, 170mm, 32T, B148, DUB
Bottom Bracket
Threaded 73mm BSA
Chain Guide
ISCG05
Wheels
Rear Hub
Boost 148x12mm
Rims
DT Swiss M1700 SPLINE 30, 27.5", 6 Bolt, 110x15mm
Tires
Maxxis Assegai 27.5”x2.5 WT 3C MaxxTerra/EXO+/TR, Rear: Maxxis Minion DHR II 27.5”x2.4 WT 3C MaxxTerra/EXO+/TR
Brakes
Brakes
SRAM Guide RE
Disk Rotors
SRAM Centerline, 200mm (Front), 180mm (Rear)
Cockpit
Stem
Nukeproof Horizon, 50mm, Black
Handlebar
Nukeproof Horizon 25mm Rise, Width - S780mm, M780mm, L800mm, XL800mm)
Grips
Nukeproof Sam Hill Signature
Headset
ZS44-28.6 – T2 / ZS56/40 – B8
Seat
Saddle
Nukeproof Horizon SL, Yellow
Seatpost
31.6mm (Internal Routing for Dropper Seatpost)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.42 mm | 1.34 mm | 1.27 mm | 1.19 mm |
| Bottom Bracket Height | 336 mm | 336 mm | 336 mm | 336 mm |
| Front Center | 721 mm | 752 mm | 783 mm | 818 mm |
| Rake | 46 mm | 46 mm | 46 mm | 46 mm |
| Trail | 121 mm | 122 mm | 121 mm | 121 mm |
| Stack | 591 mm | 596 mm | 600 mm | 604.5 mm |
| Reach | 416 mm | 445 mm | 473.5 mm | 507 mm |
| Top Tube Length | 571 mm | 601 mm | 631 mm | 666 mm |
| Seat Tube Angle | 75.5 ° | 75.5 ° | 75.5 ° | 75.5 ° |
| Seat Tube Length | 391 mm | 420 mm | 456 mm | 509 mm |
| Head Tube Angle | 66 ° | 66 ° | 66 ° | 66 ° |
| Head Tube Length | 110 mm | 115 mm | 120 mm | 125 mm |
| Chainstay Length | 421 mm | 421 mm | 421 mm | 421 mm |
| Wheelbase | 1141 mm | 1172 mm | 1203 mm | 1238 mm |
| Bottom Bracket Drop | 19 mm | 19 mm | 19 mm | 19 mm |
| Front Travel | 150 mm | 150 mm | 150 mm | 150 mm |
| Wheels | 27" | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
Reactor 275c Pro is a Nukeproof Reactor model. Nukeproof launched 61 bikes of this model so far. You can easily view all of the Nukeproof Reactor bikes models from 2020, here.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Trail bikes average price
If you want an acceptable Trail bike you should know that the average price is 2762$. However, this doesn’t mean that if you spend less money on a Trail bike, you couldn’t get a decent one. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Internal Cable Routing
Another thing to mention, is the internal cable routing of this bike. In conclusion, this helps you too, keep the bike cables in mint condition, and also it looks better. No more cables, surrounding the bike.
Reactor 275c Pro components
Fork
The Reactor 275c Pro comes factory-installed with the RockShox Pike Select fork. This has a travel range of 150mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Rear Shock
Nukeproof Reactor 275c Pro bike has the RockShox Super Deluxe Select+ RT model installed, and has a travel of 140mm. Rear shocks improve riding comfort and give you greater control over all terrains. To sum up, always consider getting a bike that has a rear shock as well.
Wheels size
When it comes to wheels, the Reactor 275c Pro bike is equipped with the 27.5″ aluminum model. 27.5″ wheels are a mixture between 29″ wheels and 26″ wheels. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Reactor 275c Pro comes with Hydraulic Disc brakes. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, these are ideal for anyone.
Sizes
This bike is available in 4 sizes. They vary from 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, you won’t have a problem finding one that suits you.
Dropper post
Every bike should have a dropper post, and this one does. If you are a technical rider, a dropper post is essential. A dropper post provides increased safety while riding. The lever system, allows you to move your saddle up and down, which is very useful on climbs and descends.