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Giant bikes mountain bikes for sale on largest auction and classifieds sites

Home / Bicycles / Giant bikes mountain bikes for sale – 96 used, around £364 | For Sale UK
Giant fathom 29in hardtail - 29in,

Giant fathom 29in hardtail - 29in,

£307.50
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Giant trance 2018 - giant, 2

Giant trance 2018 - giant, 2

£899.20
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2010 giant trance mountain - 2010, 3

2010 giant trance mountain - 2010, 3

£260.70
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Giant talon 29er leftover - 29er,

Giant talon 29er leftover - 29er,

£57.90
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Giant stance full suspension

Giant stance full suspension

£300.00
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Giant stance full suspension - stance,

Giant stance full suspension - stance,

£654.40
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Giant atx 830 in - giant,

Giant atx 830 in - giant,

£99.50
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Giant pro advance - , mountain

Giant pro advance - , mountain

£1638.70
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Giant anthem xl - sx,

Giant anthem xl - sx,

£700.00
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Giant anthem full - giant,

Giant anthem full - giant,

£260.70
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Giant talon mountain - giant, size

Giant talon mountain - giant, size

£250.00
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Giant trance full suspension - giant,

Giant trance full suspension - giant,

£550.00
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Giant reign maestro 7 - giant, 6.7

Giant reign maestro 7 - giant, 6.7

£537.10
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Giant trance full - giant, suspension

Giant trance full - giant, suspension

£506.50
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Giant talon 29er - 29er, large

Giant talon 29er - 29er, large

£177.50
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Giant bike unisex mountain - bike,

Giant bike unisex mountain - bike,

£208.70
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Giant black carbon - carbon, fibre

Giant black carbon - carbon, fibre

£848.20
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Giant fathom large - 1, gloss

Giant fathom large - 1, gloss

£927.99
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Giant reign 2023 - giant, sx

Giant reign 2023 - giant, sx

£1587.70
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2022 liv hardtail - (giant),

2022 liv hardtail - (giant),

£260.70
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Giant xtc advanced carbon

Giant xtc advanced carbon

£286.70
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Giant reign advanced pro - reign, 2

Giant reign advanced pro - reign, 2

£2200.00
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Giant anthem full - giant, suspension

Giant anthem full - giant, suspension

£275.00
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Giant mountain bike - giant,

Giant mountain bike - giant,

£229.50
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Giant xtc kids mountain - 20",

Giant xtc kids mountain - 20",

£109.00
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Giant talon medium - giant,

Giant talon medium - giant,

£52.70
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Giant atx990 retro - atx990,

Giant atx990 retro - atx990,

£234.70
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Giant talon 29in mountain - talon, 1

Giant talon 29in mountain - talon, 1

£567.70
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Giant stance with medium - with,

Giant stance with medium - with,

£822.70
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Mountain bikes for sale - bikes,

Mountain bikes for sale - bikes,

£187.90
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Giant trance 2012 medium - x2,

Giant trance 2012 medium - x2,

£479.48
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Giant blue mtx - giant,

Giant blue mtx - giant,

£83.90
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Giant boulder 26in aluminium - giant,

Giant boulder 26in aluminium - giant,

£35.02
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Giant fathom 29r hardtail - giant,

Giant fathom 29r hardtail - giant,

£414.70
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Giant stance - giant,

Giant stance - giant,

£572.80
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Used giant revel wheel - 26",

Used giant revel wheel - 26",

£175.00
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Giant mountain bike 29in - mountain,

Giant mountain bike 29in - mountain,

£300.00
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Giant full suspension mountain - full,

Giant full suspension mountain - full,

£776.80
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Giant xtc mountain bike - giant,

Giant xtc mountain bike - giant,

£40.00
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Giant mountain bike - ,

Giant mountain bike - ,

£425.00
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Giant atx 850 mountain bike - giant,

Giant atx 850 mountain bike - giant,

£99.50
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Giant talon mountain - talon, bike

Giant talon mountain - talon, bike

£208.70
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Giant full suspension mountain - suspension,

Giant full suspension mountain - suspension,

£797.20
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Giant talon mountain - giant, bike

Giant talon mountain - giant, bike

£499.99
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Giant stance medium full - giant,

Giant stance medium full - giant,

£999.00
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2021 giant trance advanced - giant, 2

2021 giant trance advanced - giant, 2

£1195.00
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Giant reign 2012 size small - giant,

Giant reign 2012 size small - giant,

£554.54
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Giant stance medium 5 - stance,

Giant stance medium 5 - stance,

£900.00
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Custom built giant trance full - giant,

Custom built giant trance full - giant,

£1026.70
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Extra small front suspension - small,

Extra small front suspension - small,

£414.70
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Giant fathom 2023 large - fathom,

Giant fathom 2023 large - fathom,

£650.00
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Giant atx mountain - giant,

Giant atx mountain - giant,

£47.50
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Giant full sus - full,

Giant full sus - full,

£822.70
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Giant 29in hardtail - giant,

Giant 29in hardtail - giant,

£363.70
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Giant nrs mountain - giant,

Giant nrs mountain - giant,

£343.30
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Giant aluxx 6000 - series, butted

Giant aluxx 6000 - series, butted

£125.50
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Giant revel mountain bike - mountain, 26in

Giant revel mountain bike - mountain, 26in

£156.70
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Giant 26in aluminium hardtail - giant,

Giant 26in aluminium hardtail - giant,

£156.70
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2016 giant anthem mountain - 2016, 2

2016 giant anthem mountain - 2016, 2

£516.70
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Giant reign full suspension - giant,

Giant reign full suspension - giant,

£1700.00
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Giant roam 2024 - giant,

Giant roam 2024 - giant,

£349.42
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Giant yukon hardtai disk brake - giant,

Giant yukon hardtai disk brake - giant,

£165.00
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Giant terrago mountain bike - giant,

Giant terrago mountain bike - giant,

£52.70
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Giant cadex mcm3 - giant, carbon

Giant cadex mcm3 - giant, carbon

£146.30
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Mountain bike giant - mountain,

Mountain bike giant - mountain,

£465.70
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Giant faith 26in full - faith, m

Giant faith 26in full - faith, m

£516.70
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Giant mountain bike - giant,

Giant mountain bike - giant,

£720.70
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Giant arx kids bike red - 24,

Giant arx kids bike red - 24,

£104.70
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Giant 29in aluminium - giant, m

Giant 29in aluminium - giant, m

£516.70
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Giant revel 6000 - 6000, aluxx

Giant revel 6000 - 6000, aluxx

£167.10
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Giant trance full - giant,

Giant trance full - giant,

£1150.00
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Full suspension giant trance

Full suspension giant trance

£775.00
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Giant trance large - 2, (2021)

Giant trance large - 2, (2021)

£1128.70
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Giant mountain bike - giant,

Giant mountain bike - giant,

£260.70
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Giant liv enchant wheels - enchant,

Giant liv enchant wheels - enchant,

£120.30
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Giant large 5in full - giant,

Giant large 5in full - giant,

£1179.70
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Giant black mountain 20inbike - giant,

Giant black mountain 20inbike - giant,

£21.50
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Giant reign 2022 full - reign, 29

Giant reign 2022 full - reign, 29

£1628.50
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Giant trance 2023 - 2023, full

Giant trance 2023 - 2023, full

£1944.70
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Giant xtc wheel mountain - giant, 26"

Giant xtc wheel mountain - giant, 26"

£104.70
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Full suspension giant - full, anthem

Full suspension giant - full, anthem

£394.30
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Giant talon - giant,

Giant talon - giant,

£210.00
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Giant reign full - giant, suspension

Giant reign full - giant, suspension

£1350.00
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Giant arx lightweight children - giant,

Giant arx lightweight children - giant,

£281.50
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Giant trance 1 panther - trance, 29

Giant trance 1 panther - trance, 29

£1854.99
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Giant mountain bike 5 - bike, 27.5

Giant mountain bike 5 - bike, 27.5

£115.10
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Giant nrs size medium - giant,

Giant nrs size medium - giant,

£65.00
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Giant talon 29in mountain bike - talon,

Giant talon 29in mountain bike - talon,

£414.70
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2024 giant reign - giant,

2024 giant reign - giant,

£1562.20
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Giant xtc mountain bike - 4.5,

Giant xtc mountain bike - 4.5,

£312.70
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Mountain bike wheelset - mountain,

Mountain bike wheelset - mountain,

£115.10
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Giant trance advanced pro - trance,

Giant trance advanced pro - trance,

£1536.70
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Giant trance mountain bike - giant,

Giant trance mountain bike - giant,

£2556.70
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Giant mountain bike great - giant,

Giant mountain bike great - giant,

£328.00
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Giant mountain bike 5in - 27.5in, m

Giant mountain bike 5in - 27.5in, m

£104.70
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Giant anthem size s - giant,

Giant anthem size s - giant,

£312.70
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📊96 listings · from £21.5 · avg £561.59
⚠️ These listings were last updated more than 19 days ago. Search for fresh listings

Browse 96 giant bikes mountain bikes listings currently in our index. Prices range from £21.5 to £2556.7, with an average of £561.59. 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 hardtail mountain bike | giant 29er mountain bikes | giant xtc carbon | giant hardtail | 52cm bike | 48cm womens road bike | single speed bicycles | black road bike | 700cc bike | clearance bikes

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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 £21.5, while premium listings can reach £2556.7 — giving you a wide budget spread to work with. The average price of £561.59 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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