Skip to main content
G'day
!
G'day!
Sign in
or
register
eBay Deals
Find a Store
Help
Sell
Watch List
Expand watch list
My eBay
Expand My eBay
My eBay Summary
Recently Viewed
Bids/Offers
Watch List
Purchase History
Selling/Sold
Saved Feed
Saved Searches
Saved Sellers
My Garage
Sizes
My Messages
Get Exclusive Savings
Expand notifications
Please
sign in
to view notifications.
Expand cart
Loading...
eBay Home
Shop by category
All Categories
Search
Advanced
Giant Bicycle Seatposts
You may also like
Unbranded Bicycle Seatpost
Zoom Bicycle Seatposts
MTB Bicycle Seatpost
Ritchey Bicycle Seatposts
Cane Creek Bicycle Seatpost
Related Searches
Bike Seat Post
Giant Bike
Mtb Seat Post
Bike Seat Wide
Titanium Seatpost
Bicycle Seat
Bicycle Seat Post Clamp
Seat Bike
Road Bike Seat
Pivotal Seat Post
Giant Road Bike
Bmx Seat and Post
breadcrumb
eBay
Sporting Goods
Cycling
Bicycle Components & Parts
Sporting Goods
Cycling
Bicycle Components & Parts
Seatposts
Giant Bicycle Seatposts
Shop by category
Bicycle Components & Parts
Seatposts
Bar Ends & Plugs
Bearings
Bolts & Fasteners
Bottom Brackets
Brake Levers
Brake Pads
Brake Rotors
Brakes
Build Kits & Gruppos
Cables & Housing
Cassettes, Freewheels & Cogs
Chain Guards & Bash Guards
Chainrings & BMX Sprockets
Chains
Cranksets
Electric Bicycle Components
Forks
Front Derailleurs
Handlebar Grips, Tape & Pads
Handlebars
Headset Spacers
Headsets
Hubs
Other
Pedals
Pegs
Rear Derailleurs
Rear Shocks
Rims
Saddles & Seats
Seatpost Clamps
Shifters
Skewers
Spokes
Stems
More
View more categories
All listings
Auction
Buy It Now
Best Offer
Sort: Best Match
Best Match
Time: ending soonest
Time: newly listed
Price + postage: lowest first
Price + postage: highest first
Distance: nearest first
List view
Gallery view
107 results
Sort: Best Match
Best Match
Time: ending soonest
Time: newly listed
Price + postage: lowest first
Price + postage: highest first
Distance: nearest first
Filter
Brand: Giant
- Selected
Brand
Giant
Bontrager
Campagnolo
Cane Creek
crankbrothers
Fox
FSA
K&S
Kalloy
Kind Shock
Origin8
Race Face
Ritchey
Rockshox
Specialized
Sunlite
Suntour
Thomson
TranzX
Unbranded
Compatible Bike Type
BMX Bike
Cruiser
Cyclocross Bike
Dirt Jumper
Dutch Bike
Electric Bike
Folding Bike
Gravel Bike
Hardtail Bike
Hybrid Bike
Mountain Bike
Racing Bike
Road Bike
Single Speed/Fixie
Tandem Bike
Time Trial/Triathlon Bike
Touring Bike
Track Bike
Trekking Bike
Universal
Material
Aluminium
Aluminium Alloy
Carbon
Carbon Fibre
Steel
Not specified
Seatpost Type
Adjustable Seatpost
Aero Seatpost
Plain Seatpost
Suspension Seatpost
Not specified
Country/Region of Manufacture
Afghanistan
Italy
Taiwan
Not specified
Condition
New
New other (see details)
Used
For parts or not working
Price
Under AU $115
AU $115 to AU $230
Over AU $230
All Filters
Giant Contact S Switch MTB Dropper Seatpost 30.9x350/395/440 travel 100 125 150
Brand new
·
Giant
AU $229.90
Free postage
Click & Collect
Giant D-Fuse Composite Seatpost 25 offset 30.9x380mm -25mm Black New 150000092
Brand new
·
Giant
AU $202.87
Free postage
7 watching
NEW GIANT TRINITY COMPOSITE SEATPOST CARBON FITS 2012-15, BLACK/BLUE
Brand new
·
Giant
AU $63.39
Was:
AU $253.53
was AU $253.53
AU $27.85 postage
Only 1 left!
Giant Contact Switch Seatpost 1x Lever and Cable Set
Brand new
·
Giant
AU $51.90
Free postage
Click & Collect
94 sold
Giant Contact Switch Dropper Post
Brand new
·
Giant
AU $224.95
AU $10.00 postage
2 watching
Giant 395/125mm Contact Switch Dropper Seatpost Cartridge
Brand new
·
Giant
(1)
AU $44.95
AU $9.50 postage
Click & Collect
Giant Carbon Seatpost 27.2mm 350mm
Pre-owned
·
Giant
AU $40.00
AU $17.00 postage
10 watching
Giant Contact SLR D-Fuse Seat Pillar 395MM 0 offset
Brand new
·
Giant
AU $219.95
AU $9.50 postage
Click & Collect
Giant Defy D-Fuse 30.2mm Width D-Shaped Carbon Seatpost 20mm Offset 350mm NEW
Brand new
·
Giant
AU $129.33
Was:
AU $152.15
was AU $152.15
AU $46.95 postage
26 sold
Giant Contact Carbon Bicycle SeatPost 27.5 x 375mm Bike Bicycle Carbon SeatPost
Brand new
·
Giant
AU $84.99
Was:
AU $89.99
was AU $89.99
Free postage
Click & Collect
Giant Contact Switch AT Dropper Post
Brand new
·
Giant
AU $299.95
AU $10.00 postage
Giant Team Once Carbon Seatpost 27.2mm
Pre-owned
·
Giant
AU $333.66
AU $47.19 postage
Giant Contact Switch Seatpost 2x Lever and Cable Set
Brand new
·
Giant
AU $34.95
AU $10.00 postage
Giant 2022 Fastroad Advanced 2 Fork Gray New No Use
Brand new
·
Giant
AU $312.77
AU $50.72 postage
GIANT MY21 TCR ADVANCED CARBON SEATPOST 375MM BLACK NEW 150000105
Brand new
·
Giant
AU $380.40
Free postage
4 watching
GIANT plain seatpost made in 1990 30.2 mm 31 cm length
Pre-owned
·
Giant
AU $37.20
or Best Offer
AU $25.36 postage
GIANT 27.2MM CARBON SEATPOST ROAD BIKE BICYCLE 340MM GOOD CONDITION
Pre-owned
·
Giant
AU $49.00
or Best Offer
AU $15.90 postage
Click & Collect
Giant Contact Switch Core Dropper Post
Brand new
·
Giant
AU $209.95
AU $10.00 postage
Giant Contact Switch Seatpost 1x Lever and Cable Set for Dropper Seatpost Lever
Brand new
·
Giant
AU $45.48
AU $22.64 postage
Only 2 left
MIKE BUROWS CARBON 27.2MM AERO SEATPOST ROAD BIKE BICYCLE 215MM SUPER RARE
Pre-owned
·
Giant
AU $95.00
or Best Offer
AU $15.90 postage
Click & Collect
Giant 350/100mm Contact Switch Dropper Seatpost Cartridge
Brand new
·
Giant
AU $42.27
AU $33.81 postage
9 watching
New listing
Giant Connect Carbon Seat Post, 27.2mm, 375mm Length
Pre-owned
·
Giant
AU $41.49
AU $44.15 postage
Giant Contact Seat post 400 x 30.9mm Black for 7mm rails only [ssg]
Brand new
·
Giant
AU $71.01
AU $29.17 postage
Giant Contact Switch Bicycle Bike Seatpost 1X Lever and Cable Set
Brand new
·
Giant
AU $51.90
Free postage
Click & Collect
9 watching
Giant Road Bike TCR ADV Threading Inner Cable Guide Tube 2016-2020
Brand new
·
Giant
AU $28.71
or Best Offer
AU $11.82 postage
Only 1 left!
30mm Diameter Giant Brand BICYCLE SEAT POST 300mm Long
Pre-owned
·
Giant
AU $10.00
Local pickup
0 bids
3d 8h
NOS GIANT MIKE BURROWS AERO SEATPOST 27.2 mm 2 BOLTS 330 mm VINTAGE OLD CARBON
New (other)
·
Giant
AU $302.64
or Best Offer
Free postage
9 watching
Giant MCR EXT Pro Mike Burrows 27.2mm Carbon seat post
Pre-owned
·
Giant
AU $165.00
or Best Offer
AU $12.90 postage
Click & Collect
New Giant Vector Advanced D-Fuse Seatpost 09-15 Old Style 378mm
Brand new
·
Giant
AU $236.52
AU $25.36 postage
Only 1 left!
Giant Contact S Switch MTB Dropper Seatpost 30.9x350/395/440 travel 100 125 150
Brand new
·
Giant
AU $250.06
AU $55.27 postage
5 watching
Giant Contact S Switch Bike Dropper Seatpost 30.9x350/395/440 travel 100-125-150
Brand new
·
Giant
AU $250.06
AU $60.28 postage
13 sold
Giant Fastroad Advanced 2 Seatpost Black New
Brand new
·
Giant
AU $262.05
Free postage
GIANT/LIV Carbon Seatpost fits '09-'15 TCR/Propel/Defy/Avail Vector Blk/Rd/Wht
New (other)
·
Giant
AU $66.78
AU $52.29 postage
14 sold
Giant Di2 Battery Holder Kit for Propel/TCR/Defy ISP Carbon Frame Seatpost adapt
Brand new
·
Giant
AU $51.72
Was:
AU $57.47
was AU $57.47
or Best Offer
AU $22.83 postage
4 watching
Giant D-Fuse Road Seatpost 30.2 Composite Black HTF
Pre-owned
·
Giant
AU $126.79
AU $69.10 postage
NEW Giant TCR -5 or 25mm Setback Carbon Fiber Seatpost 385mm
New (other)
·
Giant
AU $186.81
Was:
AU $219.78
was AU $219.78
AU $48.64 postage
Giant Contact Switch Mountain Bike Dropper Seatpost 30.9mm 125mm Travel XC
Pre-owned
·
Giant
(1)
AU $118.27
AU $68.20 postage
Giant D-Fuse Aluminum Saddle Seat Post for Escape RX Disc 2019 Used
Pre-owned
·
Giant
AU $218.65
or Best Offer
Free postage
Giant 2022 Fastroad Advanced 2 Fork Black New Not Used
Brand new
·
Giant
AU $346.59
AU $50.72 postage
Giant Connect 3K Carbon Seatpost 27.2 x 375mm 12mm or 23mm Offset Black
New (other)
·
Giant
AU $145.22
AU $8.45 postage
Only 1 left!
Giant Contact SLR D-Fuse Carbon Seatpost 350mm 20mm offset Black
Pre-owned
·
Giant
AU $219.78
or Best Offer
AU $78.10 postage
Giant D-Fuse SL Composite Seatpost (Post Only)
Brand new
·
Giant
AU $80.00
Local pickup
ORBEA 31.6MM ALLOY SEATPOST ROAD BIKE BICYCLE 350MM OVERALL GOOD CONDITION
Pre-owned
·
Giant
AU $41.00
or Best Offer
AU $15.90 postage
Click & Collect
Giant Contact Switch Seatpost 1x Lever and Cable Set
Brand new
·
Giant
AU $35.09
Free postage
Click & Collect
Only 1 left!
NOS GIANT MIKE BURROWS AERO SEATPOST 27.2 mm 2 BOLTS 330 mm VINTAGE OLD CARBON
New (other)
·
Giant
AU $251.92
or Best Offer
Free postage
Giant OD2 Carbon Aero Spacer Kit 31.8mm For CONTACT SLR Aero Integrated Drop
Brand new
·
Giant
AU $72.53
AU $23.43 postage
Giant Bicycles Carbon Fiber Seatpost 27.2mm Diameter 350mm Length 218g d5
Pre-owned
·
Giant
AU $61.48
AU $39.93 postage
0 bids
3d 11h
GIANT EXT PRO Carbon Fiber Aero Seatpost by Mike Burrows 27.2mm #9
Pre-owned
·
Giant
AU $169.07
or Best Offer
AU $89.09 postage
Giant Contact S Switch MTB Dropper Seatpost 30.9x350/395/440 travel 100 125 150
Brand new
·
Giant
AU $252.89
Free postage
Click & Collect
GIANT SLR CONTACT UD CARBON SEATPOST 30.9MM 375MM ROAD One-piece molded
Brand new
·
Giant
AU $150.70
Free postage
Click & Collect
Only 1 left!
NIB Giant Connect Seatpost (Reversible Outer Clamp) 27.2mm / 400mm
Brand new
·
Giant
AU $76.08
AU $56.69 postage
Only 1 left!
Giant 2x Lever and Cable Set for Contact SL & Switch Dropper Seatpost
Brand new
·
Giant
AU $33.81
AU $22.30 postage
7 watching
Vintage Bike Seat Post Aluminum from Giant Innova 1993
Pre-owned
·
Giant
AU $23.06
or Best Offer
AU $41.99 postage
0 bids
3d 13h
NOS GIANT VECTOR CARBON SEATPOST 380 mm VINTAGE OLD ROAD RACING CLAMP
New (other)
·
Giant
AU $251.92
or Best Offer
Free postage
Giant Contact SLR D-Fuse Handlebar 42cm Width 125mm Reach 72mm Drop 31.8mm Clamp
Brand new
·
Giant
AU $676.28
AU $78.06 postage
Giant 3K Carbon Seatpost 375 mm 40x23 mm
Pre-owned
·
Giant
AU $82.85
AU $42.27 postage
Giant Contact Switch 2x Dropper Seatpost Remote
New (other)
·
Giant
AU $38.87
or Best Offer
AU $24.11 postage
Giant Trinity Aero Full Bladed Alloy Aero Seatpost OEM Seat Blue
Pre-owned
·
Giant
AU $167.38
AU $94.77 postage
GIANT RACING COMPONENTS CF02 Seatpost Road Bike Cycling 7440
Pre-owned
·
Giant
AU $204.48
Free postage
Giant Road Bike TCR ADV PROPEL SL Seat Post Di2 Cable Guide plug wire Stopper
Brand new
·
Giant
AU $28.32
Was:
AU $29.81
was AU $29.81
or Best Offer
AU $11.82 postage
Results Pagination - Page 1
1
2