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Giant bikes mountain bikes for sale on Ireland's largest auction and classifieds sites

Giant revel 3 mountain - giant,

Giant revel 3 mountain - giant,

£125.50 · Buy It Now

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Giant yukon slopestyle - giant,

Giant yukon slopestyle - giant,

£286.70 · Buy It Now

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Unisex bike giant - bike,, 1

Unisex bike giant - bike,, 1

£180.62 · Buy It Now

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Giant talon title - giant,

Giant talon title - giant,

£210.51 · Buy It Now

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2021 giant stance gunmetal - stance,

2021 giant stance gunmetal - stance,

£797.20 · Buy It Now

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Giant atx mountain bike - atx, 28

Giant atx mountain bike - atx, 28

£198.30 · Buy It Now

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Giant atx mountain - giant, bike

Giant atx mountain - giant, bike

£250.00 · Buy It Now

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Giant fathom hardtail mtb - hardtail,

Giant fathom hardtail mtb - hardtail,

£409.64 · Buy It Now

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Giant fathom hardtail - giant, 2

Giant fathom hardtail - giant, 2

£549.95 · Buy It Now

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Giant xtc mountain - xtc, –

Giant xtc mountain - xtc, –

£349.00 · Buy It Now

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Giant trance advanced carbon - trance,

Giant trance advanced carbon - trance,

£1350.00 · Buy It Now

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2021 giant trance - trance, 29

2021 giant trance - trance, 29

£1095.00 · Buy It Now

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Giant fathom bike - fathom,

Giant fathom bike - fathom,

£1281.70 · Buy It Now

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Giant bike - giant,

Giant bike - giant,

£63.10 · Buy It Now

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Giant talon mountain bike - giant, 2

Giant talon mountain bike - giant, 2

£311.66 · Buy It Now

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Giant xtc4 mountain - giant,

Giant xtc4 mountain - giant,

£179.99 · Buy It Now

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2017 large giant fathom - large,

2017 large giant fathom - large,

£535.00 · Buy It Now

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Retro giant rincon - retro,

Retro giant rincon - retro,

£200.00 · Buy It Now

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Giant mountain bike 5in s - mountain,

Giant mountain bike 5in s - mountain,

£539.19 · Buy It Now

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Giant talon mountain bike - 4,

Giant talon mountain bike - 4,

£516.70 · Buy It Now

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Giant xtc mountain - giant,

Giant xtc mountain - giant,

£499.00 · Buy It Now

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Giant reign 7 - reign, x0

Giant reign 7 - reign, x0

£668.82 · Buy It Now

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Giant talon mountain - giant, bike

Giant talon mountain - giant, bike

£525.00 · Buy It Now

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Giant talon mountain bike - talon,

Giant talon mountain bike - talon,

£208.70 · Buy It Now

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Giant trx carbon - trx,

Giant trx carbon - trx,

£220.00 · Buy It Now

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Giant anthem pro large - anthem,

Giant anthem pro large - anthem,

£3189.99 · Buy It Now

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Giant all carbon - all,

Giant all carbon - all,

£1021.60 · Buy It Now

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Giant reign advanced pro - giant,

Giant reign advanced pro - giant,

£771.70 · Buy It Now

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Giant talon mountain bike - talon, 3

Giant talon mountain bike - talon, 3

£271.10 · Buy It Now

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Giant revel mountain bike - 3,

Giant revel mountain bike - 3,

£69.13 · Buy It Now

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Giant roam hybrid road - road, and

Giant roam hybrid road - road, and

£286.70 · Buy It Now

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Giant bike unisex mountain - unisex,

Giant bike unisex mountain - unisex,

£208.70 · Buy It Now

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Giant talon mountain bike - talon,

Giant talon mountain bike - talon,

£239.90 · Buy It Now

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Giant full carbon hard tail - giant,

Giant full carbon hard tail - giant,

£516.70 · Buy It Now

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Giant talon mtb - talon,

Giant talon mtb - talon,

£260.70 · Buy It Now

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Giant nrs full suspension - 1,

Giant nrs full suspension - 1,

£156.69 · Buy It Now

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2017 giant liv - embolden, 2

2017 giant liv - embolden, 2

£495.00 · Buy It Now

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Giant xtc mountain bike - giant,

Giant xtc mountain bike - giant,

£363.70 · Buy It Now

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2019 giant trance mountain - giant,

2019 giant trance mountain - giant,

£822.70 · Buy It Now

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Giant revel large mtb - large,

Giant revel large mtb - large,

£156.70 · Buy It Now

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Giant glory 2013 world - 2013, cup

Giant glory 2013 world - 2013, cup

£414.70 · Buy It Now

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Giant talon mountain bike - talon, 1

Giant talon mountain bike - talon, 1

£899.00 · Buy It Now

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Giant mountain bike - giant,

Giant mountain bike - giant,

£843.10 · Buy It Now

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Giant cadex cfm vintage - giant, 1993

Giant cadex cfm vintage - giant, 1993

£325.00 · Buy It Now

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Giant acid the - in, sky

Giant acid the - in, sky

£182.70 · Buy It Now

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Giant mountain bike - giant,

Giant mountain bike - giant,

£208.70 · Buy It Now

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2005 giant xtc composite - xtc,

2005 giant xtc composite - xtc,

£720.70 · Buy It Now

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Giant talon mountain bike - 29,

Giant talon mountain bike - 29,

£575.00 · Buy It Now

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2016 giant anthem - 2016, 2

2016 giant anthem - 2016, 2

£771.70 · Buy It Now

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Giant arx wheel - giant, 24"

Giant arx wheel - giant, 24"

£235.00 · Buy It Now

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Giant talon mountain bike - 3,

Giant talon mountain bike - 3,

£575.00 · Buy It Now

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Giant revel mountain - 2, bike

Giant revel mountain - 2, bike

£280.46 · Buy It Now

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Mountain bike giant - mountain,

Mountain bike giant - mountain,

£465.70 · Buy It Now

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Giant talon 5 - 4, mountain

Giant talon 5 - 4, mountain

£446.25 · Buy It Now

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Giant talon hardtail - giant,

Giant talon hardtail - giant,

£260.70 · Buy It Now

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Giant mountain bike - bike,, great

Giant mountain bike - bike,, great

£328.00 · Buy It Now

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Giant talon mountain - talon, bike

Giant talon mountain - talon, bike

£394.30 · Buy It Now

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Giant mountain bike 5 - mountain,

Giant mountain bike 5 - mountain,

£115.10 · Buy It Now

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Giant nrs air - giant,

Giant nrs air - giant,

£516.70 · Buy It Now

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Giant reign pro large - reign, large.

Giant reign pro large - reign, large.

£2709.70 · Buy It Now

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Giant trance 1 panther - giant,

Giant trance 1 panther - giant,

£1854.99 · Buy It Now

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Giant anthem sram - giant, 12s

Giant anthem sram - giant, 12s

£1450.00 · Buy It Now

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Giant liv frame - xs,

Giant liv frame - xs,

£312.70 · Buy It Now

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Giant fathom hardtail - 3, 27.5

Giant fathom hardtail - 3, 27.5

£639.10 · Buy It Now

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Giant talon mountain bike - giant,

Giant talon mountain bike - giant,

£525.00 · Buy It Now

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Mountain bike inch full - 26-inch,

Mountain bike inch full - 26-inch,

£355.06 · Buy It Now

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Giant trance advanced - giant,

Giant trance advanced - giant,

£1999.99 · Buy It Now

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Giant bike talon - bike,

Giant bike talon - bike,

£720.70 · Buy It Now

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Giant trance dried - trance,

Giant trance dried - trance,

£1679.99 · Buy It Now

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Cuda trace orange - trace, 24''

Cuda trace orange - trace, 24''

£260.70 · Buy It Now

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Giant cypress mountain bike - mountain,

Giant cypress mountain bike - mountain,

£94.30 · Buy It Now

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Giant mountain bike tba - mountain,

Giant mountain bike tba - mountain,

£103.55 · Buy It Now

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2016 giant trance 1 - giant, 27.5

2016 giant trance 1 - giant, 27.5

£822.70 · Buy It Now

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Giant bikes generic vinyl - bikes,

Giant bikes generic vinyl - bikes,

£9.99 · Buy It Now

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Gear mech derailleur - gear,

Gear mech derailleur - gear,

£7.49 · Buy It Now

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Giant reign 2021 loads of - 2,

Giant reign 2021 loads of - 2,

£1383.70 · Buy It Now

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Giant xtc - giant,

Giant xtc - giant,

£832.89 · Buy It Now

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Giant gsr mtb bike bicycle - fs,

Giant gsr mtb bike bicycle - fs,

£47.50 · Buy It Now

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Liv giant bike - giant,

Liv giant bike - giant,

£363.70 · Buy It Now

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Giant reign enduro - giant, mountain

Giant reign enduro - giant, mountain

£593.20 · Buy It Now

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Used mountain bikes for - used,

Used mountain bikes for - used,

£177.50 · Buy It Now

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Cuda trace mtb mountain - trace, bike

Cuda trace mtb mountain - trace, bike

£271.10 · Buy It Now

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Men giant mountain bike - men's,

Men giant mountain bike - men's,

£208.70 · Buy It Now

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Giant warp downhill - giant,

Giant warp downhill - giant,

£156.70 · Buy It Now

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Mountain bike from - mountain, giant

Mountain bike from - mountain, giant

£78.70 · Buy It Now

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Giant full sus - full,

Giant full sus - full,

£822.70 · Buy It Now

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Giant fathom 29er - 29er, (s)

Giant fathom 29er - 29er, (s)

£975.70 · Buy It Now

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Giant atx mountain bike - giant,

Giant atx mountain bike - giant,

£73.50 · Buy It Now

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Giant xtc adv - 29, carbon

Giant xtc adv - 29, carbon

£3065.00 · Buy It Now

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Giant stance 2022 full - stance,

Giant stance 2022 full - stance,

£1037.23 · Buy It Now

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Giant anthem trance - giant, in

Giant anthem trance - giant, in

£14.99 · Buy It Now

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Giant trance advanced - trance, pro

Giant trance advanced - trance, pro

£2099.00 · Buy It Now

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Giant talon mountain bike

Giant talon mountain bike

£258.68 · Buy It Now

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Giant trance 2021 29er - giant,

Giant trance 2021 29er - giant,

£1021.60 · Buy It Now

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Giant arx aluminium - aluminium, kids

Giant arx aluminium - aluminium, kids

£103.55 · Buy It Now

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Giant terrago hardtail - terrago,

Giant terrago hardtail - terrago,

£125.50 · Buy It Now

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📊96 listings · from £7.49 · avg £585.39

Browse 96 giant bikes mountain bikes listings currently in our index. Prices range from £7.49 to £3189.99, with an average of £585.39. 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 →

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 96 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 £7.49, while premium listings can reach £3189.99 — giving you a wide budget spread to work with. The average price of £585.39 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.

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