YT JEFFSY Core 1 MTB All Mountain Alloy Black Magic

JEFFSY
Far out or nothing: JEFFSY is a refined trail bike for every corner of the map, forged with gravity in its very DNA. It's your partner in crime. Your co-pilot. Your accomplice. It's a friend to push you forward, never holding you back, as together you rise to any challenge. With cutting-edge frame design and innovative features, JEFFSY radiates speed, even at a standstill. This is the next evolution of a proven formula, and with it, we go above and beyond in our pursuit of Trail Excellence.

CORE 1
No matter your MTB goals, JEFFSY CORE 1 is the answer. This progressive package is a capable all-rounder for the new breed of trail rider, ready to push your abilities as you explore your potential as a team. Even at CORE 1 level, we set the standard high: This bike features a handcrafted aluminum frame, quality RockShox suspension, and high-end tires and finishing kit. Right down to the finest details, this bike packs a punch; it's a giant killer and proof that you don't need to spend big bucks to get your fill of Good Times.

Technical Specifications

Frame
• Material: Aluminium
• Features: Top Tube Rivets, Internal Cable Routing, UDH Hanger
• Kinematics: Rider Centered Geometry, Flip Chip, Virtual Four Link, Size-Specific Rear

Wheels
• SUNRINGLE SR329 Trail Comp
• Front: Aluminum Rims 29, Inner Width 30mm, Hub 110x15mm
• Rear: Aluminum Rims 29, Inner Width 30mm, Hub 148x12mm, Freehub HG

Tyres
• Front: MAXXIS MINION DHF, 29x2.50, EXO+ Casing, 3C MaxxTerra, Tubeless Ready
• Rear: MAXXIS MINION DHR II, 29x2.40, EXO+ Casing, 3C MaxxTerra, Tubeless Ready

Suspension
• Fork: ROCKSHOX LYRIK BASE, 150mm Travel, Rush RC, 110x15mm Axle, Offset 44mm
• Shock: ROCKSHOX DLX SELECT+, 145mm Travel, Length: 210x55mm, RT, 0L1 Volume Reducer

Drivetrain
• Crankset: SRAM NX EAGLE, Crank Arm Length 170mm, 32T
• Cassette: SRAM PG-1210 EAGLE, 11-50T, 12-speed
• Rear Derailleur: SRAM NX EAGLE 12-speed
• Shifter: SRAM NX EAGLE 12-speed
• Bottom Bracket: SRAM DUB BSA, 73mm MTB

Components
• Headset: ACROS AZX-576, ZS44 ZS56, High Cap, 2 Spacer 5mm
• Stem: E13 BASE 35, Length 50mm, 35mm Clamp, Rise 0°, 6061 AL
• Handlebar: E13 BASE 35, Width 780mm, Rise 35mm, 9° Back Sweep, 5° Up Sweep, 6061 AL
• Grips: ODI ELITE MOTION V2.1 Lock-on
• Saddle: SDG BEL AIR 3.0, YT Custom, Width 140mm, Lux-Alloy Rail

Brakes
• SRAM DB8, Maxima Mineral Oil
• Front Rotor: SRAM CENTERLINE 200mm
• Rear Rotor: SRAM CENTERLINE 200mm

Seatpost
• YT POSTMAN V2, 31,6mm, Adjustable drop 20/10/5mm
• MMX-Remote
• 125 mm (S)
• 150 mm (M)
• 170 mm (L)
• 200 mm (XL)
• 230mm (XXL)

Extras
• Hydration: YT THIRSTMASTER 6000, 620ml bottle and cage included, BPA free, easy to clean
• Tool: Stashed neatly into the rear axle, a YT custom, removable HEX6 tool

Weight
• 16.00 KG / 35.27 LBS
• Average weight for smallest size available, without tubes, pedals, and bottle.

The ALL NEW JEFFSY Geometry

Measurements: millimeters (mm)
Flip Chip position: Low

Frame size, guideline for best fit
• S: 153 cm - 166 cm (5'0" - 5'5")
• M: 162 cm - 176 cm (5'4" - 5'9")
• L: 172 cm - 185 cm (5'8" - 6'1")
• XL: 181 cm - 194 cm (5'11" - 6'4")
• XXL: 190 cm - 203 cm (6'3" - 6'8")