2025 Transition Spire Carbon X0 AXS Bike

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Transition

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Specifications

Product

Transition Spire Carbon X0 AXS Bike

Model Year

2025

Intended Use

Enduro / All-Mountain

Freeride / Bike Park

Rider

Unisex

Sizes and Geometry

SM (high, low)

MD (high, low)

LG (high, low)

XL (high, low)

XXL (high, low)

View Full Geometry

Size	SM (high, low)	MD (high, low)	LG (high, low)	XL (high, low)	XXL (high, low)
Top Tube Length	547mm, 550mm	577mm, 580mm	605mm, 608mm	633mm, 636mm	661mm, 664mm
Head Tube Angle	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°
Head Tube Length	100mm	100mm	110mm	120mm	130mm
Seat Tube Angle	79.6°, 79.1°	78.8°, 78.3°	78.1°, 77.6°	77.5°, 77.0°	77.2°, 76.7°
Seat Tube Length	360mm	390mm	430mm	460mm	490mm
Bottom Bracket Height	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)
Chainstay Length	446mm, 448mm	446mm, 448mm	446mm, 448mm	452mm, 454mm	452mm, 454mm
Wheelbase	1227mm, 1229mm	1257mm, 1259mm	1287mm, 1289mm	1322mm, 1324mm	1352mm, 1354mm
Standover	685mm, 680mm	700mm, 695mm	715mm, 710mm	730mm, 725mm	745mm, 740mm
Reach	430mm, 425mm	460mm, 455mm	485mm, 480mm	510mm, 505mm	535mm, 530mm
Stack	619mm, 624mm	619mm, 624mm	628mm, 633mm	637mm, 642mm	646mm, 651mm
Additional Info	• Geometry adjustable via two-position flip chip at lower shock mount • All specifications listed are with 170mm travel fork with 584mm axle-to-crown length (including headset) and 44mm offset • Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL), 820mm (XXL) • Seat tube offset at bottom bracket: 100mm (all sizes)

Sizes Additional Info

• Geometry adjustable via two-position flip chip at lower shock mount

• All specifications listed are with 170mm travel fork with 584mm axle-to-crown length (including headset) and 44mm offset

• Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL), 820mm (XXL)

• Seat tube offset at bottom bracket: 100mm (all sizes)

View Full Geometry

Size	SM (high, low)	MD (high, low)	LG (high, low)	XL (high, low)	XXL (high, low)
Top Tube Length	547mm, 550mm	577mm, 580mm	605mm, 608mm	633mm, 636mm	661mm, 664mm
Head Tube Angle	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°	63.0°, 62.5°
Head Tube Length	100mm	100mm	110mm	120mm	130mm
Seat Tube Angle	79.6°, 79.1°	78.8°, 78.3°	78.1°, 77.6°	77.5°, 77.0°	77.2°, 76.7°
Seat Tube Length	360mm	390mm	430mm	460mm	490mm
Bottom Bracket Height	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)	350mm (25mm drop), 343mm (32mm drop)
Chainstay Length	446mm, 448mm	446mm, 448mm	446mm, 448mm	452mm, 454mm	452mm, 454mm
Wheelbase	1227mm, 1229mm	1257mm, 1259mm	1287mm, 1289mm	1322mm, 1324mm	1352mm, 1354mm
Standover	685mm, 680mm	700mm, 695mm	715mm, 710mm	730mm, 725mm	745mm, 740mm
Reach	430mm, 425mm	460mm, 455mm	485mm, 480mm	510mm, 505mm	535mm, 530mm
Stack	619mm, 624mm	619mm, 624mm	628mm, 633mm	637mm, 642mm	646mm, 651mm
Additional Info	• Geometry adjustable via two-position flip chip at lower shock mount • All specifications listed are with 170mm travel fork with 584mm axle-to-crown length (including headset) and 44mm offset • Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL), 820mm (XXL) • Seat tube offset at bottom bracket: 100mm (all sizes)

Wheel Size

29"

Frame Material

Carbon Fiber

Frame Material Details

Japanese Toray fiber front and rear triangles, EPS molding process; molded chainstay, seatstay, and down tube protection

Rear Travel

170mm

Rear Shock

FOX FLOAT X2 Factory, Kashima coating, trunnion mount, 205mm length x 65mm stroke

Fork

FOX FLOAT 38 Factory, Kashima coating, 44mm offset

Fork Travel

170mm

Head Tube Diameter

Straight, 56mm

Headset

FSA No.55R/57, ZS56 upper/lower

Handlebar

OneUp Carbon, 800mm width, 35mm clamp diameter
Rise: 20mm (SM/MD), 35mm (LG-XXL)

Stem

ANVL Swage, 40mm length, 35mm bar clamp

Grips

ODI Elite Flow

Brakes

SRAM Code Ultimate Stealth, 4-piston
Rotors: SRAM HS2, 220mm front, 200mm rear

Brake Levers

SRAM Code Ultimate Stealth, carbon blade, reach and contact point adjustment

Drivetrain

Shifters

SRAM Eagle Pod Ultimate Controller, 12-speed, AXS electronic wireless

Front Derailleur

None

Rear Derailleur

SRAM X0 Eagle Transmission, 12-speed, AXS electronic wireless

ISCG Tabs

ISCG05

Chainguide

OneUp upper slider with bashguard

Cranks

SRAM X0 Eagle Transmission Alloy DUB, 165mm length

Chainrings

SRAM X0 Eagle Transmission, 30 tooth

Bottom Bracket

SRAM DUB, 73mm English/BSA threaded

Pedals

None

Chain

SRAM X0 Eagle Transmission Flattop, 12-speed

Cassette

SRAM X0 Eagle Transmission XS-1295, 12-speed, 10-52 tooth

Rims

Race Face Aeffect R Alloy, 28 hole

Hubs

Race Face Trace, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with XD driver

Spokes

Race Face, 2.0/1.7/2.0 double-butted

Tires

Front: Schwalbe Magic Mary, Super Trail casing, Soft compound, 29" x 2.4"
Rear: Schwalbe Big Betty, Super Trail casing, Soft compound, 29" x 2.4"

Saddle

SDG Bel-Air V3

Seatpost

OneUp dropper

Seatpost Diameter

31.6mm

Seatpost Clamp

Single bolt, 37.0mm

Rear Dropout / Hub Dimensions

12mm x 148mm (Boost)

Max. Tire Size

29" x 2.6"

Bottle Cage Mounts

One inside front triangle, plus accessory mounts under top tube

Colors

Fade To Black, Hint Of Blue

Warranty

Lifetime frame

Weight

32 lb 14.3 oz (14920 g)

Miscellaneous

• GiddyUp Four-Bar Horst-Link rear suspension design
• Geometry adjustable via two-position flip chip at lower shock mount
• Internal cable routing with internal guide tubes for rear derailleur cable
• SRAM UDH (Universal Derailleur Hanger)
• Rear travel can be decreased to 160mm with 60mm-stroke shock
• Compatible with coil shocks and dual-crown forks
• Includes tubeless valves and tire sealant
• Weight listed for size MD
• Frame weight, size MD with FOX FLOAT X2 Factory shock: 7.6 lbs (3.45 kg)

Price

$6,999.00

More Info

Transition website

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Where To Buy
	Free shipping on orders over $50 (continental U.S. only). 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 standard UK delivery on orders over £50.	Browse available Bikes