10 Best Bike Seatpost in Australia (2023) [Top Picks]

A bike seatpost is one of the three main contact points between you and your bike, along with the saddle and handlebars. That’s why having a comfortable, lightweight and durable seatpost is an important part of any rider’s set-up. In this blog, we will guide you through some of the best bike seatposts on the market, perfect for road riding, mountain biking and everything in between.

10 Best Bike Seatpost in Australia (2023) [Top Picks]

1

TRIWONDER Bike Seat Post 25.4mm 27.2mm 28.6mm 30.4mm 30.8mm 31.6mm Aluminum 350mm Length Alloy Saddle Pole Bike Seatpost Seat Tube Bicycle Seat Post

TRIWONDER Bike Seat Post 25.4mm 27.2mm 28.6mm 30.4mm 30.8mm 31.6mm ...
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TRIWONDER Bike Seat Post 25.4mm 27.2mm 28.6mm 30.4mm 30.8mm 31.6mm ...

Features

  • ATTENTION – Please measure the correct diameter required before buying
  • Saddle clamp is not included, only suitable for bicycle saddles with clamp
  • UNIVERSAL FIT – Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX, DH, etc
  • MATERIAL – Bike seatpost made of 6061 aluminum alloy, light weight and durable
  • Polished anodized finish, never rust
  • EASY TO INSTALL – Just unbolt your old seat and remove your seat post then bolt on your seat to your new seat post and install it into your bike frame
  • SIZE – Length: 13.8″ (350 mm); Diameter: 25.4mm/27.2mm/28.6mm/30.4mm/30.8mm/31.6mm; Thickness of the tube: 0.08″ (2 mm)
2

DJC Bike Suspension Seatpost Shock Absorber Damper Post 27.2 30.9 31.6 mm, Lightweight Aluminum Body

DJC Bike Suspension Seatpost Shock Absorber Damper Post 27.2 30.9 3...
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DJC Bike Suspension Seatpost Shock Absorber Damper Post 27.2 30.9 3...

Features

  • Screw in bottom and adjust the pre-loaded rebound force of the spring
  • 2 bolts hold the clamp, enhance safe and easy to install
  • Clamp Angle Adjustable & Pre-loaded Damper Force Adjustable: Saddle clamp angle can adjust fom -5 degree to +18 degree
  • You can adjust the bottom nut to let the spring fit to your weight.
  • Excellent Quality & Safe Riding: It produced by world largest bike components supplier HL CORP and comply to international bicycle safety standard ISO 4210
  • Full aluminum 6061 body ensure the lightweight 27.2mm weight 498g/ 1.1lbs, 31.6mm weight 508g/ 1.2lbs
  • Surface anodized.
  • And buy same size from the option
  • We offer 27.2mm, 30.9mm, 31.6mm diameter
  • 4 different colors, black clamp – black body, red clamp -black body, golden clamp – black body, silver head – silver body.
  • Multi Diameter & Colors: Check your current seatpost diameter, size marked on lower position of the post
  • It fit for riders weight 50kg/ 110lbs to 180kg/ 397lbs
  • 2 Years Warranty& Specifications: We are confident to the product quality and offer 2 years warranty
  • Forged aluminum alloy, offset 14mm.
  • Total length 350mm/ 13.7inch.
  • Suspension travel 42mm/ 1.65inch
  • Different size is not compatible.Spring Coil Suspension & Reduce Bump Impact: Build-in spring coil and damper rubber absorb the vibration while riding, the seat post comfort your riding experience, improve the shocks and pain immediately
  • Pay Attention to Choose Correct Diameter Size to aviod mistake and save your time
3

PLATT Bike Seat Post Aluminum Alloy Black 25.4/27.2/28.6/30.8/31.6 x 350mm for MTB Mountain Bike Road Bicycle

PLATT Bike Seat Post Aluminum Alloy Black 25.4 27.2 28.6 30.8 31.6 ...
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PLATT Bike Seat Post Aluminum Alloy Black 25.4 27.2 28.6 30.8 31.6 ...

Features

  • SIZE: Diameter: 25.4/27.2/28.6/30.8/31.6mm; Length:350mm;
  • USE&FIT:Widely use in most road bicycles, fixed gear bicycles, mountain bikes, downhill bicycles, rail bikes, MTB, etc.
  • Please measure and confirm the exact post diameter required for your bike.
  • MATERIAL: Made of 6061 aluminum alloy, Lightweight strong and durable.Polished anodized finish.
  • SAFE LINE MARK: There is a safety line mark on the seatpost
  • Please insert at least above the minimum safety line when installing the new seatpost.
4

SATORI Harmony Road Mountain Bike Bicycle Suspension Seatpost 27.2/30.9/31.6 x 350mm Travel 40mm

SATORI Harmony Road Mountain Bike Bicycle Suspension Seatpost 27.2 ...
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SATORI Harmony Road Mountain Bike Bicycle Suspension Seatpost 27.2 ...

Features

  • SIZE: Diameter: 27.2mm
  • Minimum insert: 100mm
  • Important: this suspension seatpost can NOT be shortened, please figure out how deep your seat tube can accommodate seatpost before make a purchase.
  • Please make sure the inner diameter of your seat tube before purchase
  • ORDER NOW, WORRY FREE! We’re so confident about our product quality that we can provide one year warranty ! Made in Taiwan.
  • ANTI-SIDEPLAY: Based on the patented quadrilateral and one-piece forged stanchion, this seatpost is utterly immune to side-to-side play.
  • The preload is adjustable to rider’s weight
  • Weight loading: 85-120kg.
  • ADJUSTABLE PRELOAD: The coil spring provides just the right amount of compression and rebound damping
  • Travel: 40mm
  • Minimum Insert: 100mm
  • Length: 350mm
  • Cradle Size: 43x46mm
  • Adjustment: Preload.
  • Spring: Coil Spring
  • Rise: -5° to +18°
  • SPECS: Material: Forged AL6061
5

SATORI Serpent Bike Seatpost – 27.2mm x 350mm -Light Weight Road Mountain Bike Bicycle MTB 3D Forged Aluminium Alloy 24mm Offset Setback

SATORI Serpent Bike Seatpost - 27.2mm x 350mm -Light Weight Road Mo...
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SATORI Serpent Bike Seatpost - 27.2mm x 350mm -Light Weight Road Mo...

Features

  • Cradle: 43x42mm
  • Weight: 253g=0.55lbs.
  • Offset: 24mm
  • Diameter: 27.2mm
  • SPECS: Length: 350mm
  • Rise Angle: -5º to 18º
  • Minimum Insert: 100mm
  • ONE-PIECE DESIGN: One-piece structure makes it much lighter, stronger than normal ones and shows sleek looking.
  • Weight: 253g=0.55lbs.
  • SPECS: Length: 350mm
  • Minimum Insert: 100mm
  • Rise Angle: -5¼ to 18¼
  • Cradle: 43x42mm
  • Offset: 24mm
  • Diameter: 27.2mm
  • BUILT TO LAST: Constructed using a sturdy and reliable 3D forged AL6061 alloy for intensity use and longer service life.
  • ORDER NOW, WORRY FREE! We’re so confident about our product quality that we can provide life time warranty! Made in Taiwan.
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6

REDSHIFT ShockStop Suspension Seatpost for Bicycles, Shock-Absorber Bike Seat Post for Road, Gravel, Hybrid, and E-Bikes

REDSHIFT ShockStop Suspension Seatpost for Bicycles, Shock-Absorber...
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Features

  • More comfort at the saddle means you’ll be able to ride longer, go faster, and stay in control even on the roughest terrain.
  • RIDE FURTHER, FASTER, AND MORE COMFORTABLY – The ShockStop bicycle suspension seatpost is the perfect upgrade to your current bike and makes a perfect e-bike seat post, gravel bike seat post, hybrid bike seat post, or road bike seat post
  • The patent-pending ShockStop suspension seat post for bicycles reduces the effects of bumps, shocks, and road buzz by up to 60%!
  • DAMPEN BUMPS AND VIBRATION BY UP TO 60%! – Say goodbye to your sore butt and pain from riding and say hello to increased control, more confidence, and a super smooth ride
  • EASY TO INSTALL AND MAINTENANCE FREE – The standard 27.2mm x 350mm sizing allows this shock-absorbing bike seat post to fit all modern bikes and install in minutes (shims are available to fit bikes with larger size seatpost)
  • Game-changing smooth-riding biking accessories.
  • This shock-absorber bike seat post allows you to stay in the saddle and keep pedaling even over the most extreme terrain
  • REDUCE FATIGUE AND INCREASE EFFICIENCY – Stop wasting energy suspending your body to absorb impacts and vibrations
  • Consistent power output and reduced fatigue enable you to go further and faster on the bike you already own.
  • The optimized four-bar linkage ensures that your saddle angle remains constant through the full range of travel
  • Adjust the preload and swap in and out springs to find your perfect setup and match the seatpost to your preferred riding style.
  • 35mm OF TUNABLE SUSPENSION TRAVEL – The ShockStop bike seatpost with suspension has 35mm of tunable, ultra-responsive suspension travel
7

GANOPPER Suspension Seatpost 25.4 27.2 28.6 30.4 30.9 31.6 40mm Travel Damping Seat Post Alloy Seat Tube Bike Part

GANOPPER Suspension Seatpost 25.4 27.2 28.6 30.4 30.9 31.6 40mm Tra...
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Features

  • Light weight, never rust(ISO 9001,14001).This 30.4 mm suspension seatpost is designed to absorb the shocks from the road suck as hitting a pothole ,it is not for making the ride like sitting on a limousine ,If you need more comfortable riding,please consider advanced remoted control or hydraulic seat post
  • Constructed of ultra light and strong T6 aluminum alloy
  • Damping:Coil Spring ,Rail Width:44mm ,Offset:10mm ,Travel:40mm,Length above min insertion line: 250mm
  • How to Choose the Size(3 choices):(1) Check the Original Seatpost Size Marked on the body ,choose the same size as the original one.(2) Measure the inside diameter of the frame tube(normally it is not accurate, considering Operator,measuring tool , Temperature,etc.,).(3) Inquire the bike frame seller to get the further information
  • Seat Post Size: 30.4 mm ,Length :350mm , no adapter , real outer diameter
  • 602g(30.9mm)
  • 597g(28.6mm)
  • 635g(31.6mm)
  • Weight: approx 502g(25.4mm) , 560g(27.2mm)
8

Bynccea Bike Seatpost 27.2mm 30.9mm 31.6mm Bicycle Seat Post 400mm for Mountain Bike Road Bikes MTB BMX

Bynccea Bike Seatpost 27.2mm 30.9mm 31.6mm Bicycle Seat Post 400mm ...
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Features

  • Material:Forged aluminum alloy 6061 T6.
  • Bynccea MTB seatpost with adjustable head,convenient to install.
  • 12-MONTH WARRANTY:Quality guarantee.If you’re not 100% satisfied with your bike seatposts, simply send us a message and we’ll take care of you.
  • Mountain Bike Seatpost Size: 27.2mm/30.9mm/31.6mm,Total length: 400mm.
  • Pay Attention to Choose Correct Diameter Size:Take out your current seatpost, the diameter marked on it’s lower area
  • Then buy same size from the option.
9

Universal Mountain Road Bike Seatpost Bicycle Extender Seat Post Tube 27.2x300mm Black

Universal Mountain Road Bike Seatpost Bicycle Extender Seat Post Tu...
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Features

  • Ideal replacement for worn or broken seatpost of most mountain bike, road bike, etc.
  • The outer diameter of the seat tube connected to the bicycle saddle end is 22mm/0.87inch, the outer diameter of the seat tube connected to the bicycle frame end is 27.2 mm/1.07 inch
  • The Total length is 300mm/11.81inch.
  • The pipe wall is thickened
  • Frosted surface, exquisite workmanship, nice touch feeling.
  • Made of metal material, durable and sturdy, can be used for a long time.
  • Please measure and confirm whether the outer diameter and length of your bicycle seatpost matches this item before purchasing.
10

ROADNADO Carbon Fiber Seatpost 27.2/30.8/31.6 * 350MM Carbon Seatpost Road Bike Seat Post with Adjustable Clamp 3K Matte Bicycle Seatpost for Mountain Bike MTB BMX Black

ROADNADO Carbon Fiber Seatpost 27.2 30.8 31.6 * 350MM Carbon Seatpo...
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Features

  • It can adapt to different road needs and adjust to a comfortable sitting position.
  • [Saddle Angle Adjustable]: The Saddle can be adjusted by adjusting the screws on the front and rear side of the clamp seat to adjust the angle of the saddle in small increments
  • Surface 3K matte pattern design, fashionable and durable.
  • [Ultra-light Carbon Fiber Material]: the seat post tube body is made of carbon fiber material, ultra-lightweight, high strength, better shock absorption, and more comfortable riding
  • [20mm Offset Design]:In order to make your speed faster, the seat tube position is 20mm backward than normal
  • Suitable for all kinds of bikes, road bikes, mountain bikes, off-road bikes, fixed gear bikes, track bikes, etc.
  • Recommend 6 * 6 steel bow, 7 * 7 steel bow, 7 * 7 chrome molybdenum bow and other saddles, do not recommend the installation of carbon fiber seat bow.
  • [Bow Saddle Applicable]:Clip seat part is made of high-strength aluminum alloy, one-piece molding, safe and durable; upper and lower clip piece structure, support bow cushion
  • [Size]: Diameter: 27.2mm/30.8mm/31.6mm Length: 350mm/400mm Please confirm the size of the seatpost your bike can use before you buy
  • Please refer to the picture description for the method of choosing the size.

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Verdict

Bike seatposts come in all shapes and sizes, but which one is the best for you? Here are ten of the best bike seatposts in Australia for 2016.