Free shipping - On orders over $75
Easy returns - 30-day return policy
Expert support - Ride with confidence
Collection:
Replacement Seatposts
16 productsFilter by
Clear
Filter by
Apply
Clear all
What are you shopping for?
Sort By
Showing {{ store.pageSize * (store.currentPage-1) + 1 }} - {{ Math.min(store.pageSize * store.currentPage, store.totalHits) }} of {{store.totalHits}} products
{{100 - (Math.floor((item.price / item.compare_at_price)*100).toFixed(0))}}%
Best seller
sale
in stock
{{ item.vendor }}
Estimated delivery date: {{ new Date(Date.now() + 4*86400000).toLocaleDateString('en-US', {month:'2-digit', day:'2-digit'}) }}
Wrong part? Return within 30 days
Diameter
- 22.2 mm
- 25.0 mm
- 25.4 mm
- 25.6 mm
- 25.8 mm
- 26.0 mm
- 26.2 mm
- 26.4 mm
- 26.6 mm
- 26.8 mm
- 27.0 mm
- 27.2 mm
- 28.6 mm
- 29.2 mm
- 29.4 mm
- 29.8 mm
- 30.8 mm
- 30.9 mm
- 31.2 mm
- 31.4 mm
- 31.6 mm
- 32.0 mm
- 33.1 mm
- 34.9 mm
- 35.0 mm
- 36.5 mm
- No Result
Offset
Show all Offset
Length
Show all Length
Brand
- Alienation
- Black Ops
- Chromag
- Cinelli
- Cult
- Deda Elementi
- Easton
- Easton Cycling
- Evo
- Full Speed Ahead
- Kalloy
- KS
- MSW
- Nitto
- Origin8
- Promax
- Pure Cycles
- Rant
- Redshift Sports
- Ritchey
- Sugino
- Sunlite
- Teravail
- The Shadow Conspiracy
- Tioga
- Velo Orange
- Wald Products
- Wheels Mfg
- Zoom
Kalloy Uno 602 30.9mm Alloy Seatpost 350mm Black, Durable & Reliable
Regular price
$21.11
Sale price
$21.11
Regular price
$19.99
Unit price
/per
Upgrade your bike's performance and durability with the Kalloy Uno 602 Seatpost, a trusted choice for serious cyclists and enthusiasts alike. Crafted from high-quality aluminum alloy, this 30.9mm d...
Ritchey Classic Aluminum Seatposts — 30.9, 27.2, 31.6mm, High-Polish Silver, Forged Alloy, Low Profile Clamp, Lightweight Cycling Bike Parts
Regular price
from $85.36
Sale price
from $85.36
Regular price
$83.95
Unit price
/per
Discover the premium collection of Ritchey Classic Seatposts, engineered for cyclists seeking optimal balance between strength, weight, and adjustability. Crafted from high-quality 3D forged 2014 a...
Ritchey WCS Zero Seatposts – Aluminum, Zero Offset, Standard Clamp, Durable Engineering for Cross, Trail & Road Cycling | Matte Black
Regular price
from $107.95
Sale price
from $107.95
Regular price
$107.95
Unit price
/per
Discover the ultimate in bike customization and performance with our premium selection of Ritchey WCS Zero Seatposts. Designed for serious cyclists who demand stability, precision, and durability, ...
Origin8 Pro Fit 30.9mm Alloy Seatpost with Micro-Adjust Clamp
Regular price
$34.29
Sale price
$34.29
Regular price
$37.99
Unit price
/per
SEATPOST OR8 P-FIT ALY 30.9 400mm SL
Forged AL6061-T6 alloy construction
Micro-adjust 2-bolt hinged clamp design
Extra-long 400mm post
0mm setback
Kalloy Uno 602 30.9mm Aluminum Seatpost 350mm - Lightweight, Durable Cycling Accessory
Regular price
$20.36
Sale price
$20.36
Regular price
$19.99
Unit price
/per
Upgrade your bike with the Kalloy Uno 602 Seatpost - a perfect blend of durability, reliable performance, and sleek style. Designed for serious cyclists and casual riders alike, this 30.9mm diamete...
Teravail Stratum 30.9mm Aluminum Bike Seatpost, 400mm, 18mm Offset
Regular price
$53.52
Sale price
$53.52
Regular price
$55.95
Unit price
/per
Upgrade your bike's performance and style with the Teravail Stratum Seatpost - a versatile, durable, and lightweight component designed for road, gravel, and mountain biking enthusiasts. Crafted fr...
Promax SP-1 30.9mm Lightweight Aluminum Seatpost with Two-Bolt Head
Regular price
$42.32
Sale price
$42.32
Regular price
$44.95
Unit price
/per
Enhance your cycling experience with the Promax SP-1 Seatpost - a premium component designed for durability, lightweight performance, and reliable adjustability. Crafted from high-quality 2014 alum...
Teravail Stratum 30.9mm Aluminum Seatpost with Adjustable Two-Bolt Head
Regular price
$53.52
Sale price
$53.52
Regular price
$55.95
Unit price
/per
Upgrade your bike's performance and style with the Teravail Stratum Seatpost - the perfect choice for road, gravel, and mountain biking. Crafted from durable 6066 aluminum alloy, this lightweight a...
Promax SP-1 30.9mm Aluminum Alloy Seatpost - Lightweight, Adjustable, Silver
Regular price
$42.87
Sale price
$42.87
Regular price
$44.95
Unit price
/per
Enhance Your Ride with the Promax SP-1 Seatpost - 30.9 x 400mm, SilverOptimize your bicycle's performance with the lightweight yet durable Promax SP-1 Seatpost, expertly engineered for serious cycl...
Ritchey Comp Zero Aluminum Seatposts – Lightweight, Zero Offset Bike Seatposts in 27.2mm, 30.9mm, 31.6mm for Road & MTB, with Standard Rails
Regular price
$80.54
Sale price
$80.54
Regular price
$71.95
Unit price
/per
Discover the Ritchey Comp Zero Seatposts — a premium line of lightweight, durable, and versatile bicycle seatposts designed for serious cyclists and gravel riders seeking optimal performance and co...
Ritchey RL-1 2-Bolt Aluminum Seatposts | Lightweight, Adjustable Bike Seatposts in 27.2mm, 30.9mm, 31.6mm | Advanced Clamping Tech
Regular price
from $45.95
Sale price
from $45.95
Regular price
$35.95
Unit price
/per
Discover the Ritchey RL-1 2-Bolt Seatpost Series – the ultimate choice for cyclists seeking optimal performance, durability, and ease of adjustment. Crafted from premium 6061 aluminum alloy, these ...
Sunlite Alloy Pillar Seatpost 30.9mm, 350mm, Black - Lightweight, Forged Alloy for Retro & Cruiser Bikes
Regular price
$19.77
Sale price
$19.77
Regular price
$20.99
Unit price
/per
Upgrade your bike's style and performance with the Sunlite Alloy Pillar Seatpost 30.9mm x 350mm in sleek Black. Crafted from durable forged aluminum, this high-quality seatpost offers a perfect ble...
Origin8 Pro Fit 30.9mm Alloy Seatpost with Micro-Adjust Clamp
Regular price
$35.77
Sale price
$35.77
Regular price
$37.99
Unit price
/per
Experience precision fitting and reliable performance with the Origin8 Pro Fit Seatpost 30.9mm 400mm Black. Crafted from high-grade AL6061-T6 aluminum, this seatpost offers an optimal balance of we...
Sunlite Alloy 350mm Seatpost 30.9mm with Adjustable Clamp
Regular price
$35.55
Sale price
$35.55
Regular price
$29.99
Unit price
/per
Upgrade your ride with the Sunlite Alloy 350mm Seatpost 30.9mm Black - a reliable, high-performance component designed for both casual riders and cycling enthusiasts. Crafted from durable forged al...
Sunlite Alloy Pillar Seatpost 30.9mm 350mm - Lightweight, Forged Alloy, Retro Style
Regular price
$21.41
Sale price
$21.41
Regular price
$20.99
Unit price
/per
Enhanced SEO Product Description for Sunlite Alloy Pillar Seatpost 30.9mm 350mm SilverUpgrade your bicycle with the durable and stylish Sunlite Alloy Pillar Seatpost, designed for riders seeking re...
Origin8 Spire II 30.9mm Alloy Micro-Adjust Seatpost with 15mm Setback
Regular price
$54.09
Sale price
$54.09
Regular price
$59.99
Unit price
/per
SEATPOST OR8 SPIRE II ALY 30.9 350 15mm BK
3D forged one-piece AL6061-T6 construction
Wide saddle clamp design reduces rail stress and flex
Micro-adjust 2 bolt clamp design
15mm setback
ISO-Mountai...