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Suspension layouts, frame standards, axle formats, electronics, and other engineering ideas that shape how bicycles work.
Technical entry
Bladder Molding
Bladder molding is a composite manufacturing process used to produce hollow carbon-fiber structures. Prepreg carbon is placed in a […]
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Resin Transfer Molding (RTM)
Resin Transfer Molding (RTM) is a composite manufacturing process in which liquid resin is injected into a closed mold […]
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I-Spec
I-Spec is Shimano’s family of integrated handlebar mounts for attaching a compatible shifter or electronic switch to a brake […]
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Boost Spacing
Boost is a mountain-bike hub-spacing standard that uses 110 mm front and 148 mm rear hub widths with thru-axles. […]
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Hyperglide
Hyperglide is Shimano’s cassette-tooth and shift-ramp technology for controlled indexed shifting. Its shaped teeth and strategically positioned ramps guide […]
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Hyperglide+
Hyperglide+ is Shimano’s drivetrain technology for faster, smoother shifting while the rider continues pedaling. It combines specifically shaped cassette […]
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Faux-Bar Suspension
Faux-bar suspension is a linkage-driven single-pivot design commonly identified by a pivot on the seatstay above the rear axle. […]
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Horst Link Suspension
Horst Link is a four-bar rear suspension layout identified by a pivot on the chainstay, forward and normally below […]
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VPP Suspension
VPP, or Virtual Pivot Point, is a dual-short-link rear suspension design associated primarily with Santa Cruz and Juliana bicycles. […]
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DW-Link Suspension
DW-Link is a short dual-link rear-suspension architecture developed by engineer Dave Weagle. The system connects a rigid rear triangle […]
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DW6 Suspension
DW6 is a six-bar rear-suspension architecture developed by Dave Weagle. Introduced on the Robot Bike Co. R160 in 2016, […]
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Single Pivot Suspension
Single pivot is a foundational rear suspension design in mountain biking, where the rear wheel moves in an arc […]
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.