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Today’s DealsJeffsy 29 CF Pro Race
A 29″ carbon frame full suspension trail bike with ultra high-end components.
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Manufacturer Price
$4,999| Weight | 27.5 lbs |
|---|---|
| Frame | Carbon |
| Suspension | Full, 140 / 140mm |
| Fork | Fox Factory Float 34 |
| Shock | Fox Float DPX2 Factory |
| Wheels | 29″ Carbon |
| Drivetrain | 1 × 11 |
| Groupset | XTR, e*thirteen TRS Race |
| Brakes | SRAM Guide Ultimate Hydraulic Disc |
| Seatpost | Dropper |
Summary
The YT Industries Jeffsy is a trail bike that excels in aggressive descending and technical climbs, thanks to its Virtual 4 Link suspension and adjustable geometry. It offers excellent value with its consumer-direct business model, though some builds may feel twitchy at high speeds or limited in suspension travel. The bike is frequently praised for its fun factor and versatility on a variety of trails.
Consumer-direct business model keeps prices significantly lower
Virtual 4 Link suspension provides excellent small-bump sensitivity and mid-stroke support
Ideal geometry for aggressive descending with adjustable angles
Snappy and agile yet stable on technical uphill sections and high-speed descents
Frame can’t accept traditional water bottles
Some builds may feel twitchy at higher speeds
Limited suspension travel on rougher terrain
if this was the $4,600 version, how could the flagship CF Pro ride any better?
Fast, agile, feedback-rich and top value, but its short travel and uptight geometry are frustrating
The YT Jeffsy is a ripper of a bike.
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May 2019
What happens when you add longer travel, burlier suspension and fancier parts to an already-fancy, burly long-travel trail bike? The YT Jeffsy 29 CF Pro Race.

Jan 2019 · Tom Marvin
There’s still a fair bit of pop available, thanks to the progressive suspension, but with a longer bike, it’s not quite as playful as the previous generation, I feel.. .

Jan 2019
The new Jeffsy gets more travel in both wheel sizes, a better pedalling platform, longer reach, shorter offset and of course Christopher Walken...
Jan 2019 · Hannah Dobson
It’s the first few minutes of a bike launch and I’m having to try quite hard not to weep. The scepticism brought about by predictably dramatic music, followed by an...

Dec 2018 · Christoph Bayer
The YT JEFFSY 29 CF Pro Race won Aaron Gwin and us over too, but unfortunately, it wasn't enough to beat the competition.
Good value for your money
Good-natured, predictable handling
Excellent rear linkage
Head angle somewhat steep / not enough travel on the fork
Externally routed cables seem outdated

Dec 2017 · Drew Barber
Priced right and packing good looks, the YT Jeffsy is a tempting buy. But how does the Jeffsy star up on the trail or against its 29" brother?

Aug 2017 · Alan Muldoon
The Jeffsy CF Pro Race 27 takes the stock 27 platform and pumps the travel up to 160mm. It’s something of a lone wolf within the Jeffsy 27 range.
Light, fast and dressed to impress.
Takes the Fox 34 to the limit.

Jun 2017 · Francesco Mazza
In April 2016 Young Talent Industries launched their first 29er, the Jeffsy 29, following the successful aggressive trail bike trend, like many other brands are doing now. In February 2017 YT stretched out the Jeffsy range by presenting a 27.5” version of the bike with 6 different builds: the Jeffsy 27. For the first ride test, during the bike launch, we were given the top notch CF Pro Race, with 160mm of travel at both wheels. For the more detailed test instead, we thought it would been interesting to try the CF Pro, which is the second build in terms of
| Frame | Carbon Fiber BB Standard: BB86/BB92, Press Fit |
|---|---|
| Fork | FOX 34 Float Factory, 44mm rake, Boost Travel: 140mm Spring Type: Air |
| Shock | FOX Float DPX2 Factory, 3-position adjust, 200mm x 57mm Travel: 140mm |
| Bottom Bracket | e*thirteen BB92 |
| Headset | Acros AIX-326 |
| Stem | Renthal Apex 35, 50mm length |
| Handlebar | Renthal Fatbar Carbon 35, gold, 30mm rise, 800mm width |
| Saddle | SDG Fly MTN, orange, YT custom |
| Seatpost | FOX Transfer Factory, 125mm or 150mm drop Type: Dropper |
| Pedals | None included |
| Grips | ODI Elite Motion V2.1 Lock-on |
| Rear Derailleur | Shimano XTR Shadow Plus |
|---|---|
| Front Derailleur | N/A |
| Crank | e*thirteen TRS Race SL Carbon, 175mm length, Boost |
| Shifters | Shimano XTR, 11-speed |
| Cassette | e*thirteen TRS+, 9-46 tooth, 11-speed |
| Chain | Shimano CN-HG601-11 |
| Chain Guide | e*thirteen TRS+, YT Jeffsy mount |
| Brakes | SRAM Guide Ultimate with Centerline 200mm front/180mm rear rotors Type: SRAM Guide Ultimate Hydraulic Disc |
| Brake Levers | SwingLink carbon |
| Rims | e*thirteen TRS Race SL Carbon, 28 hole, 28mm width |
|---|---|
| Front Hub | e*thirteen TRS Race SL Carbon, Front: 15mm x 110mm, Rear: 12mm x 148mm |
| Rear Hub | e*thirteen TRS Race SL Carbon, Front: 15mm x 110mm, Rear: 12mm x 148mm |
| Tires | e*thirteen TRS+, 2.35" |
First added April 14
Last updated April 14
Not listed for 2,981 days