SP379 is an MDU suspension seatpost designed for city and comfort bicycle applications where vibration dampening and seated comfort are important. According to the verified product data, SP379 features a 6061-T6 2D forged head, 45mm travel, 0mm offset, and 300/350mm length options.
The seatpost covers normal diameter options of 26.8/27.0/27.2mm and over diameter options from 30.0 to 31.6mm. The supplied product notes highlight preload, no side-play, vibration-dampening, and an included damper unit, making SP379 suitable for comfort-focused riding and city bicycle programs.
SP379 is useful for brands and assemblers that need a suspension seatpost for compatible frames and urban riding conditions. This page keeps specification claims aligned with the supplied and verified data and does not add unprovided internal mechanism, spring rate, or material details beyond the listed 6061-T6 head.
Technical Specification
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Product Features & Benefits
• MDU suspension seatpost for improved comfort on compatible city bikes.
• 45mm travel for vibration-dampening support.
• 6061-T6 2D forged head as listed in verified product data.
• Preload, no side-play, and damper unit included according to supplied notes.
• Diameter coverage from 26.8mm to 31.6mm across normal and over options.
• Sleek and elegant design for comfort-oriented bicycle applications.
Applications
• City bicycles and comfort bikes requiring seatpost suspension.
• Urban commuting bikes where vibration dampening improves ride comfort.
• OEM and aftermarket bicycle programs using compatible seatpost diameters.
• Riders seeking reduced vibration on road surfaces, paths, and daily routes.
• Frames compatible with the listed diameter and length options.
Installation Guide / Recommendations
• Confirm frame seat tube diameter before selecting normal or over diameter options.
• Select the correct 300mm or 350mm length according to frame insertion requirements.
• Confirm 0mm offset matches the intended saddle position.
• Set preload and damper-related adjustments according to product requirements.
• After installation, check saddle alignment, seatpost insertion depth, and suspension function.
Related Products
• SPOP01
• SC206
