Giant bikes mountain bikes
Giant bikes mountain bikes for sale on Ireland's largest auction and classifieds sites
Rincon giant mountain bike - giant, - £150.00
- Free postage - New and Used
- Free postage - New and Used
Giant talon mountain bike - 2., - £450.00
Giant talon sleek • Black mountain bike • Wheels speeds perfect - Free postage - New and Used
Giant talon sleek • Black mountain bike • Wheels speeds perfect - Free postage - New and Used
Giant atx mountain - mountain, bike - £150.00
Giant atx mountain • Bike vibrant blue • Inch frame excellent - Free postage - New and Used
Giant atx mountain • Bike vibrant blue • Inch frame excellent - Free postage - New and Used
500 read desc before buying - $500, | - £500.00
- Free postage - New and Used
- Free postage - New and Used
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Giant talon mountain - talon, - £650.00
Fork suntour xct • 100mm travel lockout • Brakes hayes - Free postage - New and Used
Fork suntour xct • 100mm travel lockout • Brakes hayes - Free postage - New and Used
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48 listings · from £15 · avg £670.65
Browse 48 giant bikes mountain bikes listings currently in our index. Prices range from £15 to £3800, with an average of £670.65. 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 bikes mountain bikes →
Vintage giant rincon 26in mtb - giant, - £200.00
Also totally practical • Bottom bracket was • Serviced ready bunch - Free postage - New and Used
Also totally practical • Bottom bracket was • Serviced ready bunch - Free postage - New and Used
Giant trance full - 4, suspension - £895.00
Giant trance full • Suspension mountain bike • Blue black ready - Free postage - New and Used
Giant trance full • Suspension mountain bike • Blue black ready - Free postage - New and Used
Giant revel mountain bike - giant, - £250.00
Giant revel this • Bike great shape • Works should shifting - Free postage - New and Used
Giant revel this • Bike great shape • Works should shifting - Free postage - New and Used
Giant fathom mountain - 29”, - £999.00
Selling giant fathom • Hardtail mountain bike • Super capable trails - Free postage - New and Used
Selling giant fathom • Hardtail mountain bike • Super capable trails - Free postage - New and Used
1998 giant warp ds1 - giant, - £300.00
Rare 1998 giant • Warp ds1 that • Appears all original - Free postage - New and Used
Rare 1998 giant • Warp ds1 that • Appears all original - Free postage - New and Used
2021 giant fathom - 2021, xl - £1299.99
Model year 2021 • Fathom color desert • Sage shifter sram - Free postage - New and Used
Model year 2021 • Fathom color desert • Sage shifter sram - Free postage - New and Used
2024 liv giant intrigue - 2024, - £600.00
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 mountain bike - giant, - £589.00
Great condition giant • Components xtr cranks • Swiss rims rockshox - Free postage - New and Used
Great condition giant • Components xtr cranks • Swiss rims rockshox - Free postage - New and Used
Mountain bike giant reign - bike,, - £1650.00
This great bike - Free postage - New and Used
This great bike - Free postage - New and Used
Giant rincon dark gray - dark, - £298.00
Colors charcoal gray • Red black bike • Will need assembled - Free postage - New and Used
Colors charcoal gray • Red black bike • Will need assembled - Free postage - New and Used
Giant atx size - 3, medium, - £200.00
Giant atx mountain • Bike medium 27.5 • Inch wheel color - Free postage - New and Used
Giant atx mountain • Bike medium 27.5 • Inch wheel color - Free postage - New and Used
Nib giant atx large - giant, - £440.00
This bike perfect • Spicing your commute • Riders between 27.5 - Free postage - New and Used
This bike perfect • Spicing your commute • Riders between 27.5 - Free postage - New and Used
Giant boulder mtb bike - giant, - £140.20
Model boulder nice • Comfort hybrid mtb • Bike riding trails - Free postage - New and Used
Model boulder nice • Comfort hybrid mtb • Bike riding trails - Free postage - New and Used
Giant atx 770 - giant, - £420.00
Suntour shock forks • Shimano acera shifters • Cranks - Free postage - New and Used
Suntour shock forks • Shimano acera shifters • Cranks - Free postage - New and Used
Giant trance 2 - 29, - £1200.00
Shimano slx m7100 • Brake set shifter • Deore m6100 rear - Free postage - New and Used
Shimano slx m7100 • Brake set shifter • Deore m6100 rear - Free postage - New and Used
New giant anthem advanced - anthem, 3 - £3400.00
Rockshox sidluxe select • 165 custom tuned • Giant linkage driven - Free postage - New and Used
Rockshox sidluxe select • 165 custom tuned • Giant linkage driven - Free postage - New and Used
2005 giant boulder mtb bike - 2005, - £140.20
Parts not working • Classic retro midschool • Cruiser bike from - Free postage - New and Used
Parts not working • Classic retro midschool • Cruiser bike from - Free postage - New and Used
1998 giant iguana mtb bike - iguana, - £196.00
Sale amazing 1998 • Giant iguana mtb • Bike large speeds - Free postage - New and Used
Sale amazing 1998 • Giant iguana mtb • Bike large speeds - Free postage - New and Used
Giant boulder green - boulder, se - £400.00
Giant boulder green • Mountain bike 26in • Brake flat bar - Free postage - New and Used
Giant boulder green • Mountain bike 26in • Brake flat bar - Free postage - New and Used
Giant boulder mountain - se, - £165.00
Giant boulder shifters • Wheels mismatched aluminum • Alloy general condition - Free postage - New and Used
Giant boulder shifters • Wheels mismatched aluminum • Alloy general condition - Free postage - New and Used
1999 giant yukon mtb - giant, - £196.00
Sale amazing giant • Yukon mtb bike • Large ideal that - Free postage - New and Used
Sale amazing giant • Yukon mtb bike • Large ideal that - Free postage - New and Used
2015 giant yukon mtb - mtb, bike - £70.31
Derailleurs deore classic • Mountainous bike from • Giant just need - Free postage - New and Used
Derailleurs deore classic • Mountainous bike from • Giant just need - Free postage - New and Used
1997 giant iguana mtb - 1997, bike - £155.37
Sale amazing 1997 • Giant iguana mtb • Bike large speeds - Free postage - New and Used
Sale amazing 1997 • Giant iguana mtb • Bike large speeds - Free postage - New and Used
Talon xl red - 29, 2-gu - £300.00
Giant talon mountain • Bike features stable • Fast rolling inch - Free postage - New and Used
Giant talon mountain • Bike features stable • Fast rolling inch - Free postage - New and Used
2011 giant glory full - 2011, - £1600.00
2011 giant glory • Full suspension mountain • Bike - Free postage - New and Used
2011 giant glory • Full suspension mountain • Bike - Free postage - New and Used
Bike for sale - bike, - £125.00
Giant revel versatile • Mountain bike both • Men women sturdy - Free postage - New and Used
Giant revel versatile • Mountain bike both • Men women sturdy - Free postage - New and Used
Giant talon1 mountain bike - talon1, - £700.00
Rarely used great • Condition - Free postage - New and Used
Rarely used great • Condition - Free postage - New and Used
2014 giant trance medium - giant, - £223.01
- Free postage - New and Used
- Free postage - New and Used
Giant warp mountain bike - warp, - £365.00
Giant warp everything • Bike works should • Shifting goes through - Free postage - New and Used
Giant warp everything • Bike works should • Shifting goes through - Free postage - New and Used
New giant talon 1 - new, - £840.00
Talon classic hardtail • Mountain bike that • Perfect aspiring trail - Free postage - New and Used
Talon classic hardtail • Mountain bike that • Perfect aspiring trail - Free postage - New and Used
Giant butte white - butte, 20.5'' - £229.69
Wheels don match • Think rear wheel • Could original but - Free postage - New and Used
Wheels don match • Think rear wheel • Could original but - Free postage - New and Used
Vintage giant yukon - giant, - £245.00
Giant yukon this • Bike great shape • Its age everything - Free postage - New and Used
Giant yukon this • Bike great shape • Its age everything - Free postage - New and Used
2010 giant boulder mtb bike - boulder, - £196.00
Classic cruiser bike • From giant just • Need professional tune - Free postage - New and Used
Classic cruiser bike • From giant just • Need professional tune - Free postage - New and Used
Giant trance mountain bike - giant, - £750.00
Front derailleur shifter • Has broken window • Missing its indicator - Free postage - New and Used
Front derailleur shifter • Has broken window • Missing its indicator - Free postage - New and Used
Giant dropper seatpost - dropper, - £189.99
- Free postage - New and Used
- Free postage - New and Used
2013 giant glory world cup - 2013, 0 - £1299.99
2013 giant glory • Large polished blue • Black ready ride - Free postage - New and Used
2013 giant glory • Large polished blue • Black ready ride - Free postage - New and Used
Vintage giant sedona mountain - giant, - £265.00
Giant sedona everything • Bike works should • Brakes are firm - Free postage - New and Used
Giant sedona everything • Bike works should • Brakes are firm - Free postage - New and Used
Giant stance xl shimano - 2, - £1199.99
Shimano deore 12s • 51t wheels giant • Alloy tubeless ready - Free postage - New and Used
Shimano deore 12s • 51t wheels giant • Alloy tubeless ready - Free postage - New and Used
2024 giant glory - giant, - £3550.00
Also have reciepts • Which can include • Needed price negotiable - Free postage - New and Used
Also have reciepts • Which can include • Needed price negotiable - Free postage - New and Used
Giant bicycle atb forks - bicycle, - £15.00
Giant brand forks • Wheel mountain bike • Caliper style rim - Free postage - New and Used
Giant brand forks • Wheel mountain bike • Caliper style rim - Free postage - New and Used
2022 giant trance advanced pro - trance, - £3800.00
While giant trance • Advanced pro geared • Toward more experienced - Free postage - New and Used
While giant trance • Advanced pro geared • Toward more experienced - Free postage - New and Used
Giant atx mountain bike blue - atx, - £145.00
Giant atx mountain • Bike inch frame • Suitable person excellent - Free postage - New and Used
Giant atx mountain • Bike inch frame • Suitable person excellent - Free postage - New and Used
Giant mountain bike shoe - giant, - £48.27
Mountain bike • Shoe 10.5 new • Pair high performance - Free postage - New and Used
Mountain bike • Shoe 10.5 new • Pair high performance - Free postage - New and Used
Try this: giant bike lights | giant hardtail mountain bike | giant 29er mountain bikes | giant cycling clothing | giant downhill mountain bikes | giant xtc carbon | giant hardtail | giant frameset | fox rp2 | fox float rp23 shock
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Everything you need to know about giant bikes mountain bikes
Whether you are looking for a brand-new or second-hand giant bikes 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 £15, while premium listings can reach £3800 — giving you a wide budget spread to work with. The average price of £670.65 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.