2025 YT IZZO Core 4 Bike

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Specifications

Product

YT IZZO Core 4 Bike

Model Year

2025

Intended Use

Trail

Rider

Unisex

Sizes and Geometry

SM (low, high)

MD (low, high)

LG (low, high)

XL (low, high)

XXL (low, high)

View Full Geometry

Size	SM (low, high)	MD (low, high)	LG (low, high)	XL (low, high)	XXL (low, high)
Top Tube Length	566mm	591mm	616mm	641mm	666mm
Head Tube Angle	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°
Head Tube Length	95mm	105mm	115mm	130mm	140mm
Seat Tube Angle	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°
Seat Tube Length	400mm	425mm	450mm	475mm	500mm
Bottom Bracket Height	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)
Chainstay Length	432mm	432mm	432mm	437mm	437mm
Wheelbase	1158mm	1183mm	1209mm	1240mm	1265mm
Standover	734mm	727mm	721mm	716mm	734mm
Reach	429mm	450mm	472mm	492mm	513mm
Stack	603mm	612mm	621mm	635mm	644mm
Additional Info	• Geometry adjustable via two-position flip chip in upper shock mount • All specifications listed are with 130mm travel fork

Sizes Additional Info

• Geometry adjustable via two-position flip chip in upper shock mount
• All specifications listed are with 130mm travel fork

View Full Geometry

Size	SM (low, high)	MD (low, high)	LG (low, high)	XL (low, high)	XXL (low, high)
Top Tube Length	566mm	591mm	616mm	641mm	666mm
Head Tube Angle	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°	66.0°, 66.5°
Head Tube Length	95mm	105mm	115mm	130mm	140mm
Seat Tube Angle	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°	77.0°, 77.5°
Seat Tube Length	400mm	425mm	450mm	475mm	500mm
Bottom Bracket Height	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)	334mm (40mm drop), 339mm (35mm drop)
Chainstay Length	432mm	432mm	432mm	437mm	437mm
Wheelbase	1158mm	1183mm	1209mm	1240mm	1265mm
Standover	734mm	727mm	721mm	716mm	734mm
Reach	429mm	450mm	472mm	492mm	513mm
Stack	603mm	612mm	621mm	635mm	644mm
Additional Info	• Geometry adjustable via two-position flip chip in upper shock mount • All specifications listed are with 130mm travel fork

Wheel Size

29"

Frame Material

Carbon Fiber

Frame Material Details

UM (Ultra Modulus) carbon front and rear triangles, molded TPE seatstay and chainstay protection

Rear Travel

130mm

Rear Shock

FOX FLOAT Factory, 2-position platform lever, Kashima coating, custom tune, 210mm length x 55mm stroke

Fork

FOX FLOAT 36 SL Factory, GRIP X2 damper, Kashima coating, 44mm offset

Fork Travel

140mm

Head Tube Diameter

Tapered, 1.125" top, 1.5" bottom

Headset

ACROS AZX-579, with Block Lock on sizes SM/MD

Handlebar

Race Face ERA Carbon, GL-Tune, 780mm width, 20mm rise, 8° backsweep, 5° upsweep, 35mm clamp diameter

Stem

Race Face Turbine R, 50mm length, 0° rise, 35mm bar clamp

Grips

ODI Elite Motion V2.1, lock-on

Brakes

Shimano Deore XT
Rotors: Shimano RT86, 6-bolt, 203mm front, 180mm rear

Brake Levers

Shimano Deore XT

Drivetrain

Shifters

Shimano Deore XT M8250 Di2, 12-speed, electronic wireless

Front Derailleur

None

Rear Derailleur

Shimano Deore XT M8250 Di2, 12-speed, electronic wireless, SHADOW RD+

ISCG Tabs

None

Chainguide

None

Cranks

Race Face ERA Carbon, 30mm spindle, 170mm length

Chainrings

Race Face ERA, 32 tooth

Bottom Bracket

Race Face, 92mm press-fit

Pedals

None

Chain

12-speed

Cassette

Shimano Deore XT M8200, 12-speed, 10-51 tooth, HYPERGLIDE+

Rims

DT Swiss XMC 1501 Carbon, 30mm inner width

Hubs

DT Swiss 240, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with 90-tooth Ratchet DEG freehub and MICRO SPLINE driver

Spokes

DT Swiss wheelset

Tires

Front: Maxxis Minion DHR II, 3C MaxxTerra compound, EXO casing, TR, 29" x 2.4" WT
Rear: Maxxis Minion DHR II, 3C MaxxTerra compound, EXO+ casing, TR, 29" x 2.4" WT

Saddle

SDG Bel-Air Overland 3.0, YT Custom, 140mm width, Lux-Alloy rails

Seatpost

YT Postman V2 dropper, 5/10/20mm adjustable drop, Shimano MT800 remote lever
Drop: 100mm (SM), 125mm (MD), 150mm (LG), 170mm (XL), 200mm (XXL)

Seatpost Diameter

31.6mm

Seatpost Clamp

Single bolt

Rear Dropout / Hub Dimensions

12mm x 148mm (Boost)

Max. Tire Size

29" x 2.5"

Bottle Cage Mounts

One inside front triangle, plus accessory mounts under top tube

Colors

Crane Gold

Warranty

5 years frame

Weight

30 lb 10.3 oz (13,900 g)

Miscellaneous

• V4L (Virtual 4-Link) rear suspension design
• Internal cable routing with internal tubes
• Geometry adjustable via two-position flip chip in upper shock mount
• SRAM UDH (Universal Derailleur Hanger)
• Weight given for size SM set up tubeless
• Includes Crankbrothers S.O.S. TS2 Tube Stash

Price

$5,999.00

More Info

New YT IZZO Core 4 (press release)

YT website

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Where To Buy
	Free U.S. shipping on everything. International shipping available. Some exclusions apply.	Browse available Bikes
	Free shipping on orders over $50 (contiguous U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes
	Free shipping on orders over $50 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes
	Free shipping on orders over $69 (continental U.S. only). International shipping available. Some exclusions apply.	Browse available Bikes