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Suspension layouts, frame standards, axle formats, electronics, and other engineering ideas that shape how bicycles work.
Technical entry
Power Meter
A cycling power meter measures the mechanical power a rider produces and reports it in watts. Most systems determine […]
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Four-Bar Suspension
Four-bar suspension is a family of bicycle suspension systems built around four rigid members connected in a closed loop […]
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Split Pivot Suspension
Split Pivot is a four-bar rear suspension system developed by David Weagle and identified by a linkage pivot concentric […]
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Maestro Suspension
Maestro is Giant Bicycles’ dual-short-link rear suspension system. A rigid rear triangle is connected to the main frame by […]
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Chainline
Chainline is the lateral position of a bicycle’s chainring relative to the frame centerline and rear sprockets. Correct chainline […]
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Brose
Brose is a German automotive and mechatronics company that operated a major e-bike drive-system business from 2014 to 2025. […]
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Heat-Affected Zone
The heat-affected zone (HAZ) is the region of base metal next to a welded or otherwise thermally joined area […]
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Fillet Brazing
Fillet brazing is a bicycle framebuilding technique in which mitered metal tubes are joined directly with brazing filler built […]
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TIG Welding
TIG welding is a fusion-welding process that creates an electric arc between a non-consumable tungsten electrode and the workpiece. […]
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Brazing
Brazing is a metal-joining process in which a filler metal is melted and used to join components without melting […]
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Tube-to-Tube Construction
Tube-to-tube construction is a framebuilding method in which separately manufactured tubes are cut, aligned, and structurally joined to form […]
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Monocoque Frame
A monocoque frame is a bicycle frame whose thin-walled outer structure carries the primary structural loads rather than relying […]
Read entryTopics intentionally overlap. A drivetrain component can also be a technology; an e-bike system can include components, software, and manufacturing concepts. Cross-listing keeps related reference material discoverable from more than one path.
Technical entries are one part of bicycle knowledge for the life of the bike. Discover bicycles in the Archive, use the Encyclopedia to understand them, then carry useful context into Bike Reports or My Garage.