2026 Transition Spur Carbon XT Di2 Bike

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Transition

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Specifications

Product

Transition Spur Carbon XT Di2 Bike

Model Year

2026

Intended Use

Cross Country

Trail

Rider

Unisex

Sizes and Geometry

SM (High, Low)

MD (High, Low)

LG (High, Low)

XL (High, Low)

View Full Geometry

Size	SM (High, Low)	MD (High, Low)	LG (High, Low)	XL (High, Low)
Top Tube Length	570mm, 572mm	603mm, 605mm	631mm, 633mm	660mm, 662mm
Head Tube Angle	66.0°, 65.5°	66.0°, 65.5°	66.0°, 65.5°	66.0°, 65.5°
Head Tube Length	100mm	110mm	120mm	135mm
Seat Tube Angle	77.3°, 76.7°	76.8°, 76.3°	76.4°, 75.9°	76.0°, 75.6°
Seat Tube Length	360mm	390mm	430mm	460mm
Bottom Bracket Height	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)
Chainstay Length	434mm, 436mm	434mm, 436mm	439mm, 441mm	439mm, 441mm
Wheelbase	1163mm, 1165mm	1197mm, 1199mm	1231mm, 1233mm	1262mm, 1264mm
Reach	430mm, 425mm	460mm, 455mm	485mm, 480mm	510mm, 505mm
Stack	607mm, 612mm	616mm, 621mm	626mm, 630mm	640mm, 644mm
Additional Info	• Geometry adjustable via two-position lower shock mount • All specifications listed are with 130mm travel fork with 541mm axle-to-crown length and 44mm offset • Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL)

Sizes Additional Info

• Geometry adjustable via two-position lower shock mount
• All specifications listed are with 130mm travel fork with 541mm axle-to-crown length and 44mm offset
• Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL)

View Full Geometry

Size	SM (High, Low)	MD (High, Low)	LG (High, Low)	XL (High, Low)
Top Tube Length	570mm, 572mm	603mm, 605mm	631mm, 633mm	660mm, 662mm
Head Tube Angle	66.0°, 65.5°	66.0°, 65.5°	66.0°, 65.5°	66.0°, 65.5°
Head Tube Length	100mm	110mm	120mm	135mm
Seat Tube Angle	77.3°, 76.7°	76.8°, 76.3°	76.4°, 75.9°	76.0°, 75.6°
Seat Tube Length	360mm	390mm	430mm	460mm
Bottom Bracket Height	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)	335mm (40mm drop), 328mm (47mm drop)
Chainstay Length	434mm, 436mm	434mm, 436mm	439mm, 441mm	439mm, 441mm
Wheelbase	1163mm, 1165mm	1197mm, 1199mm	1231mm, 1233mm	1262mm, 1264mm
Reach	430mm, 425mm	460mm, 455mm	485mm, 480mm	510mm, 505mm
Stack	607mm, 612mm	616mm, 621mm	626mm, 630mm	640mm, 644mm
Additional Info	• Geometry adjustable via two-position lower shock mount • All specifications listed are with 130mm travel fork with 541mm axle-to-crown length and 44mm offset • Saddle heights for effective seat tube angle listed above: 600mm (SM), 660mm (MD), 720mm (LG), 780mm (XL)

Wheel Size

29"

Frame Material

Carbon Fiber

Frame Material Details

Carbon fiber front and rear triangles; molded chainstay, seatstay, and lower down tube protection

Rear Travel

120mm

Rear Shock

FOX FLOAT SL Factory, Kashima coating, 190mm length x 45mm stroke

Fork

FOX FLOAT 34 SL Factory, GRIP X damper, Kashima coating

Fork Travel

130mm

Head Tube Diameter

Tapered, 1.125" top, 1.5" bottom

Headset

FSA No.42/48/ACB, IS42 upper, IS52 lower

Handlebar

Race Face ERA Carbon
SM: 760mm width, 20mm rise; MD: 780mm width, 40mm rise; LG/XL: 800mm width, 40mm rise

Stem

Race Face Aeffect R, 40mm length

Grips

ODI Elite Flow, lock-on

Brakes

Shimano Deore XT M8220, 4-piston
Rotors: Shimano RT86, 180mm

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, SGS cage

ISCG Tabs

ISCG05

Chainguide

None

Cranks

Shimano Deore XT M8200 Alloy, 165mm length

Chainrings

Shimano Deore XT M8200, 32 tooth

Bottom Bracket

73mm English/BSA threaded

Pedals

None

Chain

Shimano Deore XT M8100, 12-speed

Cassette

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

Rims

DT Swiss XR 1700 SPLINE Alloy

Hubs

DT Swiss 350, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with 54-tooth Ratchet freehub and MICRO SPLINE driver

Spokes

DT Swiss Competition, straight-pull

Tires

Maxxis Forekaster, 3C MaxxTerra compound, EXO+ casing, 29" x 2.4"

Saddle

SDG Bel-Air V3, Lux-Alloy rails

Seatpost

OneUp dropper
Drop: 150mm (SM), 180mm (MD), 210mm (LG/XL)

Seatpost Diameter

31.6mm

Seatpost Clamp

Single bolt, 37.0mm

Rear Dropout / Hub Dimensions

12mm x 148mm (Boost)

Max. Tire Size

29" x 2.4"

Bottle Cage Mounts

One inside front triangle, plus accessory mounts under top tube

Colors

Frostberry, Nightshade

Warranty

Lifetime frame

Weight

26 lb 12.6 oz (12,150 g)

Miscellaneous

• V2 version
• GiddyUp rear suspension design with one-piece pivot-less flex-stay rear triangle
• Geometry adjustable via two-position lower shock mount
• B.O.O.M. Box internal frame storage in down tube
• Internal cable routing with fully-guided tubes
• Loam Hat integrated rear main pivot protection flaps
• SRAM UDH (Universal Derailleur Hanger)
• Weight listed for size MD
• Includes Shimano Di2 battery charger
• Includes tubeless valves and sealant
• Photos may show alternate builds

Price

N/A

More Info

6 Years Later, Transition Releases the Spur V2 (press release)

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