YT Industries YT Jeffsy 29 AL Comp 2018
2018 Mountain
Estimate price |
2,799$
Weight | 13.18 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 29" -
Travel Front 140mm -
Travel Rear 140mm -
Fork RockShox Pike RC
-
Groupset SLX, Race Face -
Suspension Full -
Drivetrain 1 × 11 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Aluminum
Suspension Fork
RockShox Pike RC, 51mm rake
Rear Shock
RockShox Monarch RT, 200mm x 57mm
Drivetrain
Rear Derailleur
Shimano SLX Shadow Plus
Front Derailleur
N/A
Shift Levers
Shimano SLX, 11-speed
Cassette
e*thirteen TRS+, 9-46 tooth, 11-speed
Crank
Race Face Turbine, 175mm length, Boost
Bottom Bracket
Race Face BB92
Chain
Shimano CN-HG601-11
Chain Guide
N/A
Pedals
None included
Wheels
Front Hub
DT Swiss M 1900 Spline, Front: 15mm x 110mm, Rear: 12mm x 148mm
Rear Hub
DT Swiss M 1900 Spline, Front: 15mm x 110mm, Rear: 12mm x 148mm
Rims
DT Swiss M 1900 Spline, 30mm width
Tires
Maxxis Minion DHR II, 2.40" WT EXO
Brakes
Brakes
SRAM Guide RS with Centerline 200mm front/180mm rear rotors
Brake Levers
SRAM Guide RS
Cockpit
Stem
Race Face Turbine R, 50mm length
Handlebar
Race Face Turbine R 35, 35 mm rise, 780mm width
Grips
SDG Slater
Headset
Acros AZX-203
Seat
Saddle
SDG Fly MTN, red, YT custom
Seatpost
e*thirteen TRS+, 125mm or 150mm drop
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM High | MD High | LG High | XL High |
|---|---|---|---|---|
| Stack Reach Ratio | 1.494 mm | 1.435 mm | 1.4 mm | 1.351 mm |
| Bottom Bracket Height | 350 mm | 350 mm | 350 mm | 350 mm |
| Front Center | 698 mm | 720 mm | 739 mm | 766 mm |
| Rake | 42 mm | 42 mm | 36 mm | 41 mm |
| Trail | 113 mm | 113 mm | 120 mm | 114 mm |
| Stack | 605 mm | 610 mm | 623 mm | 628 mm |
| Reach | 405 mm | 425 mm | 445 mm | 465 mm |
| Top Tube Length | 571 mm | 592 mm | 616 mm | 637 mm |
| Seat Tube Angle | 74.5 ° | 74.5 ° | 74.5 ° | 74.5 ° |
| Seat Tube Length | 400 mm | 440 mm | 480 mm | 520 mm |
| Head Tube Angle | 67 ° | 67 ° | 67 ° | 67 ° |
| Head Tube Length | 90 mm | 95 mm | 110 mm | 115 mm |
| Chainstay Length | 435 mm | 435 mm | 440 mm | 440 mm |
| Wheelbase | 1132 mm | 1154 mm | 1178 mm | 1205 mm |
| Bottom Bracket Drop | 24 mm | 24 mm | 24 mm | 24 mm |
| Wheels | 29" | 29" | 29" | 29" |
About this model
Jeffsy 29 AL Comp completes the Yt Jeffsy model. YT released 64 bikes variations of this model so far. Take a sneak peek at all Yt Jeffsy bikes models from 2018, by clicking here.
Model range prices
YT Jeffsy 27 AL 2018 is the most economical model, with a starting price of 2299$. YT Jeffsy 29 CF Pro Race 2018 on the other hand costs 4999$, and is the most expensive model.
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$. However, this doesn’t mean that if you spend less money on a Trail bike, you couldn’t get a decent one. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
When YT released this model in 2018, its price was 2799$. In conclusion, this bike price is 1.34% higher than the price of the average Trail bike.
Average weight for Trail bikes
The average weight for Trail bikes is 12.98 kg (28.62 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
Jeffsy 29 AL Comp weighs 13.18 kg (29.06 lbs) and is slightly heavier than the average. In conclusion, the average Trail bike weighs 1.54% less than Jeffsy 29 AL Comp.
Jeffsy 29 AL Comp components
Fork
YT Jeffsy 29 AL Comp 2018 bike is equipped with the RockShox Pike RC fork, and has 140mm travel. Bike forks absorb the shocks and give you a smooth and pleasant ride. In short, you should always ensure you have a good fork when purchasing a bike.
Rear Shock
From the factory, it comes with the RockShox Monarch RT rear shock model, which has a travel of 140mm. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. In short, a full-suspension bike will give you the smoothest ride possible.
Wheels size
When it comes to wheels, the Jeffsy 29 AL Comp bike is equipped with the 29″ aluminum model. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, these wheels are not ideal for smaller people.
Brakes
When you want to stop the bike in time, the brakes are vital. The Jeffsy 29 AL Comp 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.
Dropper post
The YT model is also equipped with a dropper post. If used correctly, a dropper post gives you more faith, maneuverability, and greater control over your bike.