Giant 29er mountain bikes
Giant 29er mountain bikes for sale on Ireland's largest auction and classifieds sites
Giant xtc 29er mountain bike - giant, - £363.70
Good used condition • Full service few • Months ago upgraded - Free postage - New and Used
Good used condition • Full service few • Months ago upgraded - Free postage - New and Used
Giant talon mountain bike - giant, - £550.00
Giant talon 29er • Matcha compatibilitycompatible direct • Mount ksa 18mm - Free postage - New and Used
Giant talon 29er • Matcha compatibilitycompatible direct • Mount ksa 18mm - Free postage - New and Used
Giant trance 2021 29er - trance, - £1021.60
Needs new motor • But selling cheap • 650 just can - Free postage - New and Used
Needs new motor • But selling cheap • 650 just can - Free postage - New and Used
Giant fathom 29er - giant, - £2352.70
Here have stunning • Giant fathom 29er • 2026 electric hardtail - Free postage - New and Used
Here have stunning • Giant fathom 29er • 2026 electric hardtail - Free postage - New and Used
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Giant trance 1 full - x, 29 - £1536.70
Selling giant trance • Large has upgraded • Cockpit crankset from - Free postage - New and Used
Selling giant trance • Large has upgraded • Cockpit crankset from - Free postage - New and Used
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48 listings · from £7.46 · avg £756.36
Browse 48 giant 29er mountain bikes listings currently in our index. Prices range from £7.46 to £2559.1, with an average of £756.36. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about giant 29er mountain bikes →
Gear mech derailleur - derailleur, hanger - £7.49
Gear mech derailleur • Hanger giant trance • 29er xtc advanced - Free postage - New and Used
Gear mech derailleur • Hanger giant trance • 29er xtc advanced - Free postage - New and Used
Gear mech derailleur hanger - derailleur, - £8.49
- Free postage - New and Used
- Free postage - New and Used
Giant fathom 29er mtb - mtb, (s) - £975.70
Giant fathom 29er • Mtb unisex only • Been ridden times - Free postage - New and Used
Giant fathom 29er • Mtb unisex only • Been ridden times - Free postage - New and Used
Giant bicycles anthem - bicycles, mtb - £2559.10
- Free postage - New and Used
- Free postage - New and Used
29er mountain bike full - £1434.70
Bikes has just • Had full service • Everything perfect condition - Free postage - New and Used
Bikes has just • Had full service • Everything perfect condition - Free postage - New and Used
Giant 29 wheel - 2, 29’’ - £151.50
Giant wheel set • Tyres non boost • Disc brakes bolts - Free postage - New and Used
Giant wheel set • Tyres non boost • Disc brakes bolts - Free postage - New and Used
Giant stance gunmtl blk m - gunmtl, - £1058.93
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Giant stance gunmtl blk - 2, 29 - £1058.93
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Giant anthem 29er size - giant, - £873.70
Trunnion mount shock • Produces smooth supple • Feel tyres maxxis - Free postage - New and Used
Trunnion mount shock • Produces smooth supple • Feel tyres maxxis - Free postage - New and Used
29er tubeless ready wheelset - 29er, - £182.70
Here sale giant • Xc3 29er wheelset • Tubeless ready this - Free postage - New and Used
Here sale giant • Xc3 29er wheelset • Tubeless ready this - Free postage - New and Used
Giant stance 2022 full - 2, - £1375.67
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Gear mech derailleur hanger - mech, - £7.46
29er 2012 2016 • 2013 2015 xtc • Anthem advanced - Free postage - New and Used
29er 2012 2016 • 2013 2015 xtc • Anthem advanced - Free postage - New and Used
Giant stance 2022 full - giant, - £1058.93
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Giant stance knight shield - stance, - £1058.93
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Gear mech derailleur hanger - gear, - £9.17
29er 2012 2016 • Cypher 2008 2011 • 2013 2015 xtc - Free postage - New and Used
29er 2012 2016 • Cypher 2008 2011 • 2013 2015 xtc - Free postage - New and Used
2024 liv giant - 2024, - £545.37
This effectively large • Trance advanced pro • Shorter reach zip - Free postage - New and Used
This effectively large • Trance advanced pro • Shorter reach zip - Free postage - New and Used
Giant anthem 26er 29er - anthem, (2009 - £49.58
Giant anthem 26er • 29er 2009 2016 • Full max suspension - Free postage - New and Used
Giant anthem 26er • 29er 2009 2016 • Full max suspension - Free postage - New and Used
Bicycle spoke wheel set - spoke, set.. - £130.89
Giant 29er bicycle • Spoke wheel set • High performance durability - Free postage - New and Used
Giant 29er bicycle • Spoke wheel set • High performance durability - Free postage - New and Used
Low mile 2023 giant trance - 2023, - £1071.01
Large 629mm effective • Top tube stack • 631mm reach 486mm - Free postage - New and Used
Large 629mm effective • Top tube stack • 631mm reach 486mm - Free postage - New and Used
Liv embolden m - 2, milky - £1098.32
Click here see • Description - Free postage - New and Used
Click here see • Description - Free postage - New and Used
Giant 2 30 inch - 1.90, 2.30 - £9.08
Giant 1.90 2.30 • Inch presta valve • Bike tubes 29er - Free postage - New and Used
Giant 1.90 2.30 • Inch presta valve • Bike tubes 29er - Free postage - New and Used
Giant crest mountain bike - giant, 34 - £77.25
44mm offset model • Crest suspension fork • 2.5 good condition - Free postage - New and Used
44mm offset model • Crest suspension fork • 2.5 good condition - Free postage - New and Used
Giant crest 130mm - giant, 29" - £23.63
Giant crest - Free postage - New and Used
Giant crest - Free postage - New and Used
2010 giant cypress comfort - 2010, - £127.44
Model cypress our • Sales have provided • Funding give away - Free postage - New and Used
Model cypress our • Sales have provided • Funding give away - Free postage - New and Used
Giant 90 2 30 - giant, 1.90-2.30" - £18.18
1.90 2.30 inches • Inner tube • Perfect mountain biking - Free postage - New and Used
1.90 2.30 inches • Inner tube • Perfect mountain biking - Free postage - New and Used
Giant spoke black aluminum - black, - £45.40
Giant spoke black • Aluminum disc brake • 700c 29er front - Free postage - New and Used
Giant spoke black • Aluminum disc brake • 700c 29er front - Free postage - New and Used
Schwalbe one gravel - g-one, bike - £125.44
Schwalbe one 1.35 • 700 35c etrto • 622 uropeant ire - Free postage - New and Used
Schwalbe one 1.35 • 700 35c etrto • 622 uropeant ire - Free postage - New and Used
Giant fathom 29er 2026 - giant, - £2556.70
Giant fathom 29er • 2026 electric high • Performance hardtail mountain - Free postage - New and Used
Giant fathom 29er • 2026 electric high • Performance hardtail mountain - Free postage - New and Used
Sunlite 134 derailleur - sunlite, - £25.10
2016 anthem advanced • Der part sunlt • Hanger 1346061 forged - Free postage - New and Used
2016 anthem advanced • Der part sunlt • Hanger 1346061 forged - Free postage - New and Used
Derailleur hanger 131 giant - derailleur, - £22.72
Not simply install • New derailleur forget • Cypher 2008 2011 - Free postage - New and Used
Not simply install • New derailleur forget • Cypher 2008 2011 - Free postage - New and Used
Giant shimano rm30 700c - shimano, fh-rm30 - £63.91
135 100 old • Hub spacing quick • Release shimano hyperglide - Free postage - New and Used
135 100 old • Hub spacing quick • Release shimano hyperglide - Free postage - New and Used
Two mountain bike inner tubes - mountain, - £17.27
Two mountain bike • Inner tubes new • Inch 1.9 2.3 - Free postage - New and Used
Two mountain bike • Inner tubes new • Inch 1.9 2.3 - Free postage - New and Used
New giant talon 2025 - talon, - £550.00
More details 07493983824 • Cash transfer collection • Only - Free postage - New and Used
More details 07493983824 • Cash transfer collection • Only - Free postage - New and Used
Immaculate 2025 giant reign - 2025, - £1325.00
2025 giant reign • 29er full suspension • Mountain bike medium - Free postage - New and Used
2025 giant reign • 29er full suspension • Mountain bike medium - Free postage - New and Used
Giant fathom 29er mens - fathom, 2 - £390.00
2020 giant fathom • 29er medium paid • 1099 receipt pictured - Free postage - New and Used
2020 giant fathom • 29er medium paid • 1099 receipt pictured - Free postage - New and Used
Giant reign full - (29er), - £1325.00
Giant reign 29er • Full suspension mountain • Bike large very - Free postage - New and Used
Giant reign 29er • Full suspension mountain • Bike large very - Free postage - New and Used
Giant stance full - full, suspension - £895.00
Giant stance full • Suspension mountain bike • 29er large spec - Free postage - New and Used
Giant stance full • Suspension mountain bike • 29er large spec - Free postage - New and Used
Giant talon 29er sport - giant, e - £1099.00
Giant talon 29er • Sport mountain bike • Graphite high quality - Free postage - New and Used
Giant talon 29er • Sport mountain bike • Graphite high quality - Free postage - New and Used
Giant trance advanced pro - trance, 2 - £1842.70
Giant trance advanced • Pro 29er very • Good used condition - Free postage - New and Used
Giant trance advanced • Pro 29er very • Good used condition - Free postage - New and Used
Giant talon 29er - giant, - £312.70
Giant talon 29er • 2019 high quality • Mountain bike unisex - Free postage - New and Used
Giant talon 29er • 2019 high quality • Mountain bike unisex - Free postage - New and Used
Giant reign 2023 mountain - 1, - £1281.70
Forsale giant reign • 2023 has been • One hell bike - Free postage - New and Used
Forsale giant reign • 2023 has been • One hell bike - Free postage - New and Used
Superb giant trance - giant, - £1230.70
Tyres maxxis minion • Aggressor 29x2.3 tubeless • Prepared fork marzocchi - Free postage - New and Used
Tyres maxxis minion • Aggressor 29x2.3 tubeless • Prepared fork marzocchi - Free postage - New and Used
Giant fathom 29er 2026 - fathom, - £2400.00
750wh battery extends • Your range while • 130mm front travel - Free postage - New and Used
750wh battery extends • Your range while • 130mm front travel - Free postage - New and Used
Try this: giant cycling clothing | giant downhill mountain bikes | giant xtc carbon | giant hardtail | giant frameset | fox rp2 | fox float rp23 shock | duro bike tires | 52 cm bike frame | burley bike
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Everything you need to know about giant 29er mountain bikes
Whether you are looking for a brand-new or second-hand giant 29er mountain bikes, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £7.46, while premium listings can reach £2559.1 — giving you a wide budget spread to work with. The average price of £756.36 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.