Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 27.5" -
Travel Front 150mm -
Travel Rear 140mm -
Fork RockShox Revelation RC
-
Groupset SX 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 Alloy, 140mm Travel, custom triple butted hydro-formed tube set for front triangle and chain stays, UD woven carbon fibre Seat stays, internal cable routing, custom tuned rear shock, internal dropper seatpost cable routing, Enduro bearings, threaded bottom bracket, boost 148mm rear axle spacing, 3D contoured frame protection
Suspension Fork
RockShox Revelation RC 150mm, 46mm Offset, BOOST, Debonair, Diffusion Black
Rear Shock
RockShox Super Deluxe Select R, Custom ML Tune, 210x55mm, Bearing End (Comes with 1x bottomless token fitted so you have one if needed.)
Drivetrain
Rear Derailleur
SRAM SX Eagle 12-Speed
Shift Levers
SRAM SX Eagle 12-Speed
Cassette
SRAM SX Eagle 12-Speed, CS PG1210 EAGLE 11-50T
Crank
SRAM SX Eagle 12-Speed, 170mm, 32T, B148, Powerspline
Bottom Bracket
Threaded 73mm BSA
Chain Guide
ISCG05
Wheels
Rear Hub
Boost 148x12mm
Rims
Sun-Ringle Duroc 35 Comp 27.5", 15x110mm
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 T
Disk Rotors
SRAM Centreline, 200mm Front 180mm Rear
Cockpit
Stem
Nukeproof Neutron AM, 45mm, 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, Black
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 275 Comp completes the Nukeproof Reactor model. 61 bikes variations carry this model name so far. You can get a glimpse at all models from 2020, by clicking on this link.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Trail bikes average price
According to our math, the average price for a trustworthy Trail bike 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
Moreover, this bike comes with internal cable routing allowing you to keep the cables in a good condition. It also makes it look more professional.
Reactor 275 Comp components
Fork
The RockShox Revelation RC is included from the factory. It has a travel distance of 150mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. In conclusion, always look for a fork with decent travel when you buy a bike.
Rear Shock
The Reactor 275 Comp has a rear shock with a travel of 140mm. The model RockShox Super Deluxe Select R is the one installed in this bike. Rear shocks give you increased comfort, control, and traction, which is important when cornering or braking. This allows you to ride faster on bumpy roads. To sum up, get a full-suspension bike if you want the smoothest rides.
Wheels size
The wheels on Reactor 275 Comp are the 27.5″ aluminum type. 27.5″ wheels will reach higher speeds than smaller-sized 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 275 Comp 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, your safety is in good hands.
Sizes
This bike is available in 4 sizes. They vary from 158 cm – 199 cm (5.18 ft – 6.53 ft). In short, you can easily find 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.