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LUNJE Factory OEM Bicycle Suspension Seatpost | High-Strength 6061 Alloy Bike Shock Absorber Post | Bulk Wholesale MTB Components for Global Brands

XT-P003🚵‍♂ CNC integrated molding Travel 50mm LUNJE 27.2mm /30.9mm/31.6mm * 400mm Aluminum Alloy Bicycle Seat Post MTB Road Mountain Bike Shock Absorbing Suspension Seatpost Spring Tube Absorbers; Material: AL 6061-T6, Caliber: 27.2/ 30.9/ 31.6mm (option) , Height: 400mm , Travel: 50mm, Offset: 0mm, Color: Frosted anodized Black body-red head (black/silver optional), Feature:CNC integrated molding head, Weight:605g(31.6*400mm),

Product Description

50mm Travel Suspension Spring with Adjustable Preload Screw, LUNJE Coil Damping System
LUNJE XT-P003 Suspension Seatpost, Adjustable MTB Shock Absorber Seat Post 27.2/30.9/31.6mm

🌟 Why Partner with LUNJE® for XT-P003? (B2B Strategic Value)

Precision CNC Integrated Head (Zero-Failure Engineering): Unlike low-end stamped or welded heads, the XT-P003 features a 100% CNC-milled head integrally formed with the clamp. This eliminate structural weak points and "creaking" noises, ensuring a rock-solid saddle position even on aggressive terrains—reducing your after-sales maintenance by up to 40%.

50mm Adaptive "Spine-Guard" Travel: Equipped with a high-response internal coil spring, the 50mm travel is engineered to absorb high-frequency vibrations from cobblestones and gravel. It acts as a "Protective Buffer" for the rider’s spine and lower back, making it a top-tier upgrade for the growing Trekking and E-City bike segments.

Customizable Comfort (Adjustable Preload): The precision-threaded bottom screw allows riders to fine-tune the suspension firmness (Preload) to match their exact body weight and riding style. Whether it's a 60kg or 110kg rider, LUNJE ensures a "Tailor-Made" comfort experience.

Universal Market Compatibility (A "Must-Have" SKU): Available in all industry-standard diameters (27.2 / 30.9 / 31.6mm) and an extended 400mm length. This versatility makes it the perfect stock item for global wholesalers serving the MTB, E-Bike, and Commuter markets.

E-Bike Ready & Long-Distance Performance: As E-bike riders travel longer distances at higher speeds, comfort becomes a primary safety factor. The XT-P003 is the ideal OEM solution for E-bike conversion kits and premium urban bike builds, meeting the high-durability demands of the European and North American markets.

📱 WeChat / WhatsApp: +86 13798419681 

📧 Email: lunje.bicycle@gmail.com


🔗 Explore More Products: https://en.koofbike.com/Product/1.html

🔗  Butted Handlebars with Certificates: https://en.koofbike.com/Product/2.html

25.4mm Series Handlebar (30-190mm High Rise) : https://en.koofbike.com/Product_detail/21.html

🔗 Classic Seatposts: https://en.koofbike.com/Product/4.html

2026 New adjustable Seatpost: https://en.koofbike.com/lunje-patented-adjustable-seatpost-factory

👉 Reinforced Riser Bars for Electric Motorcycles:

https://en.koofbike.com/Product_detail/65.html

LUNJE Factory is seeking strategic partnerships with brands and distributors. Let’s build a strong brand together. Wishing our partners great success and prosperity! 🤝

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