Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" -
Travel Front 130mm -
Fork SunTour XCR 34
-
Groupset Deore -
Suspension Hardtail -
Drivetrain 1 × 11 -
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
Aluminum
Suspension Fork
SR Suntour XCR34 Air LOR DS, 46mm offset
Rear Shock
None
Drivetrain
Rear Derailleur
Shimano Deore M5100, 11-speed
Front Derailleur
None
Shift Levers
Shimano Deore M5100, 11-speed
Cassette
Shimano Deore M5100, 11-speed, 11-51 tooth
Crank
Shimano Deore M5100, 175mm length
Bottom Bracket
Shimano, BSA threaded
Chain
KMC X11, 11-speed
Chain Guide
Upper slider
Pedals
VPE 527
Wheels
Front Hub
Shimano MT400, 110x15mm Boost front, 148x12mm Boost rear with HG driver
Rear Hub
Shimano MT400, 110x15mm Boost front, 148x12mm Boost rear with HG driver
Rims
WTB ST i29 TCS 2.0, 32 hole
Tires
WTB Trail Boss, Comp, 27.5" x 2.4"
Brakes
Brakes
Shimano MT400, 2-piston, Shimano RT10 rotors
Brake Levers
Shimano MT400
Cockpit
Stem
CTM LCS, 31.8mm bar clamp, 50mm length
Handlebar
CTM HB-RB12, 31.8mm clamp diameter, 760mm width, 9° rise
Headset
NECO H156
Seat
Saddle
CTM
Seatpost
EXA Form KSP900 dropper, Drop: 100mm (SM), 125mm (MD), 150mm (LG/XL)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.52 mm | 1.467 mm | 1.398 mm | 1.332 mm |
| Bottom Bracket Height | 307 mm | 307 mm | 307 mm | 307 mm |
| Stack | 608 mm | 616 mm | 622 mm | 626 mm |
| Reach | 400 mm | 420 mm | 445 mm | 470 mm |
| Top Tube Length | 578 mm | 601 mm | 628 mm | 654 mm |
| Seat Tube Angle | 70 ° | 70 ° | 70 ° | 70 ° |
| Seat Tube Length | 400 mm | 430 mm | 475 mm | 510 mm |
| Head Tube Angle | 67 ° | 67 ° | 67 ° | 67 ° |
| Head Tube Length | 100 mm | 110 mm | 115 mm | 120 mm |
| Chainstay Length | 425 mm | 425 mm | 425 mm | 425 mm |
| Bottom Bracket Drop | 48 mm | 48 mm | 48 mm | 48 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
Zephyr Xpert 27.5″ is part of the Ctm Zephyr model. CTM launched 10 bikes of this model so far. You can get a glimpse at all models from 2021, by clicking on this link.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Trail bikes
If you want to purchase a solid Trail bike, it is important to know that the average cost is 2762$. However, even if your budget is less than the average, you might still be able to get a top-quality Trail bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Trail bikes average weight
Trail bikes have an average weight of 12.98 kg (28.62 lbs). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
CTM Zephyr Xpert 27.5″ it’s weighing 13.7 kg (30.2 lbs). At this weight, is a bit heavier than average. In conclusion, the average Trail bike weighs 5.55% less than Zephyr Xpert 27.5″.
Zephyr Xpert 27.5″ components
Fork
CTM Zephyr Xpert 27.5″ 2021 bike is equipped with the SunTour XCR 34 fork, and has 130mm travel. Bike forks are perfect to absorb shocks and provide a great riding experience overall. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Wheels
When it comes to wheels, the Zephyr Xpert 27.5″ 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
Stopping the bike when needed, it’s essential for your safety. This bike has 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, you can ride your bike with confidence.
Sizes
Zephyr Xpert 27.5″ comes in 4 sizes, that range from 158 cm – 199 cm (5.18 ft – 6.53 ft). In short, it won’t be difficult to find the right one for you.
Dropper post
CTM Zephyr Xpert 27.5″ comes with a dropper post. Therefore, climbing or descending will be a breeze.