yt Industries Jeffsy CORE 3 29 2024
2024 Mountain
Estimate price |
4,587$
Weight | 14.9 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 29" -
Travel Front 150mm -
Travel Rear 145mm -
Fork Fox Performance Float 36
-
Groupset GX Eagle -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
153cm - 166cm
MD
162cm - 176cm
LG
172cm - 185cm
XL
181cm - 194cm
XXL
190cm - 203cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Suspension Fork
FOX 36 FLOAT PERFORMANCE, 29“ | 150 mm | GRIP | 15 x 110mm | 44 mm Offset
Rear Shock
FOX FLOAT X PERFORMANCE, Shock Length: 210 mm | Shock Stroke: 55 mm | 145 mm Travel | 2-Pos Lever | Custom Tune | 0.2 Spacer
Drivetrain
Rear Derailleur
SRAM GX EAGLE, 12-speed
Shift Levers
SRAM GX EAGLE, 12-speed
Cassette
SRAM GX EAGLE, 10-52T | 12-speed
Crank
SRAM GX EAGLE, Crank Arm Length 170 mm | 32T
Bottom Bracket
SRAM DUB Pressfit, BB DUB PF 92 MTB WIDE
Wheels
Rims
DT SWISS M1900, Front: Aluminum Rims 29“ | Inner Width 30 mm | Hub 110 x 15 mm |, Rear: Aluminum Rims 29“ | Inner Width 30 mm | Ratchet LN | Hub 148 x 12 mm | Freehub XD
Tires
FRONT: MAXXIS DHF I REAR: MAXXIS MINION DHR II, Front: Tire Size 29“ x 2,50 I EXO+ Casing I 3C MaxxTerra Compound I Tubeless Ready I, Rear: Tire Size 29“ x 2,40 I EXO+ Casing I 3C MaxxTerra Compound I Tubeless Ready
Brakes
Brakes
SRAM CODE R, Rotor CENTERLINE | Front 200 mm / Rear 200 mm
Cockpit
Stem
RENTHAL AL6061, Length 50mm | 35mm Clamp | Rise 0°
Handlebar
RENTHAL AL2014, Width 780mm | Rise 30mm | 7° Back Sweep | 5° Up Sweep | 6061 AL
Grips
ODI ELITE MOTION V2.1, Lock On
Headset
ACROS AZX-576, ZS44 ZS56 | High Cap | 2 Spacer 5mm
Seat
Saddle
SDG BEL AIR 3.0, YT Custom | Width 140 mm I Lux-Alloy Rail
Seatpost
YT POSTMAN V2, Ø 31,6mmI MMX-Remote | Adjustable drop 20/10/5mm | 125 mm (S) I 150 mm (M) | 170 mm (L) | 200 mm (XL) | 230mm (XXL)
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL | XXL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.376 mm | 1.331 mm | 1.293 mm | 1.255 mm | 1.221 mm |
| Bottom Bracket Height | 351 mm | 351 mm | 351 mm | 351 mm | 351 mm |
| Front Center | 755 mm | 779 mm | 802 mm | 826 mm | 849 mm |
| Rake | 44 mm | 45 mm | 45 mm | 46 mm | 46 mm |
| Trail | 122 mm | 120 mm | 120 mm | 119 mm | 119 mm |
| Stack | 608 mm | 615 mm | 622 mm | 629 mm | 636 mm |
| Reach | 442 mm | 462 mm | 481 mm | 501 mm | 521 mm |
| Top Tube Length | 562 mm | 585 mm | 607 mm | 630 mm | 652 mm |
| Seat Tube Angle | 77.5 ° | 78.1 ° | 78.5 ° | 78.9 ° | 79.2 ° |
| Seat Tube Length | 385 mm | 410 mm | 435 mm | 460 mm | 485 mm |
| Head Tube Angle | 65.6 ° | 65.6 ° | 65.6 ° | 65.6 ° | 65.6 ° |
| Head Tube Length | 100 mm | 108 mm | 116 mm | 124 mm | 132 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 440 mm | 440 mm |
| Wheelbase | 1189 mm | 1213 mm | 1236 mm | 1265 mm | 1288 mm |
| Bottom Bracket Drop | 25 mm | 25 mm | 25 mm | 25 mm | 25 mm |
| Standover Height | 738 mm | 736 mm | 740 mm | 746 mm | 750 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" |
| Rider Min Height | 153 cm | 162 cm | 172 cm | 181 cm | 190 cm |
| Rider Max Height | 166 cm | 176 cm | 185 cm | 194 cm | 203 cm |
Model Overview
Jeffsy CORE 3 29 is part of the Yt Jeffsy model. There are 69 bikes that carry this model name. Check out the entire range from 2024 of this model, by clicking this link.
Model range prices
YT Industries Jeffsy CORE 1 29 2024 is the most affordable bike of this model and has a price of 2646$. On the other hand, YT Industries Jeffsy CORE 5 29 2024, is the most expensive and costs 6352$.
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.
Average price for Trail bikes
According to our calculations, the average cost of a Trail bike that is reliable is 2762$. However, even if your budget is less than the average, you might still be able to get a top-quality Trail bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
When YT Industries released this model in 2024, its price was 4235$. Doing a quick comparison, we notice that Jeffsy CORE 3 29 price is 53.33% higher than the average cost of a Trail bike.
Average weight for Trail bikes
Trail bikes weigh an average of 12.98 kg (28.62 lbs). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
Jeffsy CORE 3 29 weighs 14.9 kg (32.85 lbs) and is considerably heavier than the average. In short, the average Trail bike weight is 14.79% lower than this one.
Overview of components
Fork
YT Industries Jeffsy CORE 3 29 2024 bike is equipped with the Fox Performance Float 36 fork, and has 150mm travel. Bike forks absorb the shocks and give you a smooth and pleasant ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Rear Shock
From the factory, it comes with the FOX FLOAT X PERFORMANCE rear shock model, which has a travel of 145mm. Bike rear shocks increase the riding comfort, and also give you more control over technical trails. To sum up, get a full-suspension bike if you want the smoothest rides.
Wheels size
As for the wheels, YT Industries Jeffsy CORE 3 29 2024, has a 29″ aluminum model. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, 29″ wheels will make your bike react slower to obstacles you may encounter.
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
This bike is available in 5 sizes. They vary from 153 cm – 203 cm (5.02 ft – 6.66 ft). In conclusion, it won’t take much to find one that’s right for you.
Dropper post
YT Industries Jeffsy CORE 3 29 includes a dropper post. Needless to say, a dropper post will come in handy on climbs and descends. You’ll fall in love with it at first sight!