Generalities Generalities
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Speedmachine Owners Manual
Before we start
A Speedmachine frameset or complete bike includes proprietary components such as
base bar, brake adapter, fork, headset, stem, seat post … For each of those components,
you will find part numbers, service and assembly instructions detailed in the next chap-
ters of this manual.
Components compatibility chart
Brakes:
• Front flat mount for 160mm rotor only using BMC specific front brake adapter.
• Rear: flat mount brake boss 25mm thikness, compatible with Ø140mm / Ø160mm rotor
• For more details, please refer to “Brake calipers assembly”, page 31.
Headset bearings:
• Upper bearing: Enduro Bearing ACB 4545 1125T SS-bx
• Lower bearing: Enduro Bearing ACB 4545 125L SS
• For more details, please refer to “Headset and fork assembly”, page 35
Thru-axles:
• Front: BMC model CTS1048 12x100mm
• Rear: BMC model CTS1049 12x142mm
Shifting compatibility:
• SHIMANO Di2, SRAM AXS
• Not compatible with CAMPAGNOLO EPS
• Not compatible with mechanical shifting systems
• For more details, please refer to “Electronic wires installation”, page 27
Tires:
• Knob-less/slick tires only
• Optimized for 700x28c (28mm measured)
• Max 700x30c (30mm measured)
Crankset and chainrings:
• Bottom bracket T47 x 68mm
• Cranksets either 1x (single) or 2x (double)
• Max chainring size (2x): SRAM 59, SHIMANO 60. For more details,
please refer to “Front derailleur hanger installation”, page 24
Rack:
• No rack is compatible with the Speedmachine. We know that’s too bad ...
Fenders:
• Some fenders with light fastening systems could bit fitted onto the Speedmachine
(SKS Speedrocker or RaceBlades).
Intended use
The Speedmachine is designed and tested for Road riding only and complies to Level 1
ASTM Classification.
Please read and refer to the general BMC Owner’s Manual for more details.
The structural weight limit for the Speedmachine is 110kg / 242lb
WARNING: Always make sure to never exceed the structural weight limit with the
sum of rider weight, ride’s equipment (e.g., helmet, shoes, apparel) and nutrition (e.g.,
water, energy gels and bars).
Exceeding the structural weight limit may impair the structural integrity of the bike and
result in component damage or failure.
Bike registration and warranty extension
BMC provides a voluntary warranty on the frame, and on BMC components and
paintwork. By registering your Speedmachine within the first six months after initial
purchase on the Bike Registration page (www.bmc-switzerland.com/bmc-bike-reg)
or within the BMC Companion App, you can extend the warranty on the frame to five
years. You can read the warranty provisions in detail on the Warranty policy page
(www.bmc-switzerland.com/warranty).
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