YT Industries YT JEFFSY 29 CF Comp 2019
2019 Mountain
Estimate price |
3,499$
Weight | 13.4 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 29" -
Travel Front 140mm -
Travel Rear 140mm -
Fork Fox Performance Elite Float 34
-
Groupset XT, e*thirteen TRS -
Suspension Full -
Drivetrain 1 × 11 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
JEFFSY Carbon 29" high modular carbonfiber main frame with aluminium rear triangle | V4L Virtual 4-Link rear suspension | 148x12mm DT Swiss QR Thru axle | down tube/seat stay/chain stay protection
Suspension Fork
FOX 34 Float Performance Elite 29“ | Fit 4 | 140mm | 44mm Rake
Rear Shock
FOX Float DPS Performance Elite 3pos-Adj. | 210X50mm
Drivetrain
Rear Derailleur
Shimano Deore XT Shadow Plus | 11-Speed
Front Derailleur
N/A
Shift Levers
Shimano Deore XT 11-Speed
Cassette
e*thirteen TRS Plus 9-46T | 11-Speed
Crank
e*thirteen TRS 175mm | 32T BOOST
Bottom Bracket
e*thirteen BB92 24mm
Chain
Shimano CN-HG601-11
Chain Guide
None included
Pedals
included / inklusive The included pedals were not made for demanding trails or racing. That is why we also offer you quality pedals at an attractive price in the shopping cart.
Wheels
Front Hub
e*thirteen TRS wheelset, 15mm x 110mm front, 12mm x 148mm rear
Rear Hub
e*thirteen TRS wheelset, 15mm x 110mm front, 12mm x 148mm rear
Rims
e*thirteen TRS 29“ x 27mm | 110x15mm | 148x12mm
Spokes
e*thirteen TRS wheelset
Tires
e*thirteen TRS Plus 29" | 2.35
Brakes
Brakes
SRAM Guide R ROTOR CENTERLINE | 200mm / 180mm
Brake Levers
SRAM Guide R
Cockpit
Stem
Renthal Apex 35 35 mm Clamp | 40mm
Handlebar
Renthal Fatbar 35 30mm Rise | 800mm
Grips
ODI Elite Motion V2.1 | Lock On
Headset
Acros AZX-203 High Cap
Seat
Saddle
SDG FLY MTN Cutout YT Custom | Orange | Grey
Seatpost
e*thirteen TRS Plus 31.6mm | S 125mm Drop | M - XL 150mm Drop | XXL 170mm Drop
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL | XXL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.417 mm | 1.366 mm | 1.316 mm | 1.281 mm | 1.241 mm |
| Bottom Bracket Height | 341 mm | 341 mm | 341 mm | 341 mm | 341 mm |
| Front Center | 738 mm | 760 mm | 782 mm | 806 mm | 828 mm |
| Rake | 47 mm | 47 mm | 47 mm | 47 mm | 47 mm |
| Trail | 112 mm | 112 mm | 112 mm | 112 mm | 112 mm |
| Stack | 615 mm | 620 mm | 624 mm | 633 mm | 638 mm |
| Reach | 434 mm | 454 mm | 474 mm | 494 mm | 514 mm |
| Top Tube Length | 571 mm | 592 mm | 614 mm | 637 mm | 659 mm |
| Seat Tube Angle | 77.5 ° | 77.5 ° | 77.5 ° | 77.5 ° | 77.5 ° |
| Seat Tube Length | 400 mm | 415 mm | 435 mm | 460 mm | 485 mm |
| Head Tube Angle | 66.5 ° | 66.5 ° | 66.5 ° | 66.5 ° | 66.5 ° |
| Head Tube Length | 100 mm | 105 mm | 110 mm | 120 mm | 125 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 440 mm | 440 mm |
| Wheelbase | 1171 mm | 1193 mm | 1215 mm | 1244 mm | 1266 mm |
| Bottom Bracket Drop | 35 mm | 35 mm | 35 mm | 35 mm | 35 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
Model Overview
JEFFSY 29 CF Comp completes the Yt Jeffsy model. There are 64 bikes that carry this model name. You can get a glimpse at all models from 2019, by clicking on this link.
Model range prices
YT JEFFSY 27 AL Base 2019 is the most affordable bike of this model and has a price of 2399$. On the other hand, YT JEFFSY 29 CF Pro Race 2019, is the most expensive and costs 5499$.
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
Our math shows that the average cost of a dependable Trail bike is 2762$. However, you could also get a good Trail bike even if you pay a lower amount than the average price. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
When YT released this model in 2019, its price was 3499$. In conclusion, this bike price is 26.68% higher than the price of the average Trail bike.
Average weight for Trail bikes
Trail bikes weigh an average 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.
slightly heavier than average, JEFFSY 29 CF Comp has a weight of 13.4 kg (29.54 lbs). To sum up, it’s 3.24% heavier than the average weight of Trail bikes.
Overview of components
Fork
The Fox Performance Elite Float 34 is included from the factory. It has a travel distance of 140mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. To sum it all, when buying a bike, ensure that you look for a fork capable of decent travel.
Rear Shock
YT JEFFSY 29 CF Comp bike has the FOX Float DPS Performance Elite 3pos-Adj. | 210X50mm model installed, and has a travel of 140mm. Bike rear shocks are a great way to increase comfort on the bike and give you more control when riding on technical trails. In short, if you want smooth rides, get a full-suspension bicycle.
Wheels
When leaving the production line, the JEFFSY 29 CF Comp model has 29″ aluminum wheels. With 29″ wheels, bumps will feel lighter and you’ll gain more speed on descends, compared to smaller wheel-sized bikes. However, 29″ wheels will make your bike react slower to obstacles you may encounter.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The JEFFSY 29 CF Comp comes with Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, you can ride your bike with confidence.
Dropper post
YT JEFFSY 29 CF Comp includes a dropper post. If used correctly, a dropper post gives you more faith, maneuverability, and greater control over your bike.