2026 Transition Spur Carbon Eagle 90 Bike

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

Specifications

Product
Transition Spur Carbon Eagle 90 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)
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)
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 Performance Elite, 190mm length x 45mm stroke
Fork
FOX FLOAT 34 SL Performance Elite, GRIP X damper
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 Turbine
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
SRAM Motive Silver, 4-piston
Rotors: SRAM CenterLine, 180mm
Brake Levers
SRAM Motive Silver Stealth, tool-free reach adjust
Drivetrain
1x
Shifters
SRAM Eagle 90 Transmission, 12-speed, MMX mounting bracket
Front Derailleur
None
Rear Derailleur
SRAM Eagle 90 Transmission, 12-speed
ISCG Tabs
ISCG05
Chainguide
None
Cranks
SRAM Eagle 90 Transmission Alloy DUB, 165mm length
Chainrings
SRAM Eagle 90 Transmission, 32 tooth
Bottom Bracket
SRAM DUB, 73mm English/BSA threaded
Pedals
None
Chain
SRAM GX Eagle Transmission Flattop, 12-speed
Cassette
SRAM GX Eagle Transmission XS-1275, 12-speed, 10-52 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 XD driver
Spokes
DT Swiss Competition, straight-pull
Tires
Maxxis Forekaster, 3C MaxxTerra compound, EXO+ casing, 29" x 2.4"
Saddle
SDG Bel-Air V3
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
27 lb 1.5 oz (12,290 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 tubeless valves and sealant
• Photos may show alternate builds
Price
N/A
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Where To Buy
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (contiguous U.S. only).
International shipping available. Some exclusions apply.
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