Allied Cycle Works BC40 Frame

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

Specifications

Product
Allied Cycle Works BC40 Frame
Intended Use
Cross Country
Trail
Rider
Unisex
Sizes and Geometry
Sizes Additional Info
All specifications listed are with 120mm travel fork with 531mm axle-to-crown length and 44mm offset
Wheel Size
29"
Frame Material
Carbon Fiber
Frame Material Details
Carbon front and rear triangles, machined aluminum linkage and floating brake mount
Rear Travel
120mm
Rear Shock
190mm length x 45mm stroke
Options: RockShox SIDLuxe Ultimate, FOX FLOAT SL Factory
Head Tube Diameter
Tapered, 1.125" top, 1.5" bottom
Bottom Bracket
73mm English/BSA threaded
Rear Dropout / Hub Dimensions
12mm x 148mm (Boost)
Front Derailleur Size
Not compatible (1x-specific)
Seatpost Diameter
31.6mm (34.9mm clamp)
Max Tire Size
29" x 2.4"
ISCG Tabs
None
Bottle Cage Mounts
Two inside front triangle
Colors
Stock: Satin Carbon
Limited Editions: 2025 Kate Courtney’s She Sends Racing "Sparklewatts", 2022 Payson McElveen's
Personalized (+$250): Ecru, Cavalry Blue, Dove Grey
Personalized (+$500): Matte Slate, Midnight Blue Metallic, British Racing Green, Lunar Rock
Premium (+$750): Harlequin - Purple to Green, Harlequin - Blue to Red, Harlequin - Magenta to Gold, Harlequin - Fireball
Warranty
Lifetime
Weight
4 lb 4.8 oz (1,950 g)
Miscellaneous
• 2022-2025 version
• Single pivot flex stay rear suspension design
• Internal cable routing
• SRAM UDH (Universal Derailleur Hanger)
• Designed for 120mm travel forks; compatible with 100-130mm travel forks
• 36 tooth max chainring
• 160mm post-style rear brake mounts
• Weight given for size LG
• Includes headset: Wolf Tooth Performance, IS41/52
• Includes chainguide: Allied Cycle Works upper keeper

2022: available as "Payson's Limited Edition" version; includes headset and shock/fork:
• Shock: RockShox SIDLuxe Ultimate RL, TwistLoc remote lockout
• Fork: RockShox SID Ultimate, Charger Race Day RL damper, TwistLoc remote lockout

2025: available as "Kate Courtney’s She Sends Racing Limited Edition" frame-only version; includes headset and shock:
• Shock: RockShox SIDLuxe Ultimate, 3-position remote lever
• For each purchase, Allied Cycle Works donates a portion of each sale directly to Kate Courtney’s She Sends Foundation

2025: available as "Kate Courtney’s She Sends Racing Limited Edition" Flight Attendant version; includes headset, shock, and color-matched fork:
• Shock: RockShox SIDLuxe Ultimate Flight Attendant, 3-mode automatic electronic compression damping adjustment, AXS control
• Fork: RockShox SID Ultimate Flight Attendant, 3-mode automatic electronic compression damping adjustment, AXS control
• For each purchase, Allied Cycle Works donates a portion of each sale directly to Kate Courtney’s She Sends Foundation
Price
With RockShox SIDLuxe Ultimate shock: $4,000.00
With FOX FLOAT SL Factory shock: $4,040.00
She Sends Racing Limited Edition, with RockShox SIDLuxe Ultimate shock: $4,750.00
She Sends Racing Limited Edition, with RockShox SIDLuxe Ultimate Flight Attendant shock and SID Ultimate Flight Attendant fork: $7,500.00
What do you think?
Where To Buy
Free U.S. shipping on everything.
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $69 (continental U.S. only).
International shipping available. Some exclusions apply.
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