Used Giant Bikes

Shop the best second hand Giant bikes from verified sellers. Models include TCR Advanced, Defy, Trinity and many more.

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103 products
  • Sponsored
    Giant TCR Advanced 3 Disc 2021
    XLTiagra2021
    Giant TCR Advanced 3 Disc
    Regular price £900.00
    Sale price £900.00
    Regular price £2,159.00
  • Sponsored
    Giant Propel Advanced Pro 1 2015
    Small / MediumUltegra2015
    Giant Propel Advanced Pro 1
    Regular price £1,350.00
    Sale price £1,350.00
    Regular price £3,744.00
  • Sponsored
    Giant TCR Advanced Disc 0 2022
    Medium / LargeUltegra Di22022
    Giant TCR Advanced Disc 0
    Regular price £2,000.00
    Sale price £2,000.00
    Regular price £3,599.00
  • Sponsored
    Giant EXPRESSION N3 2012
    One size fits all2012
    Giant EXPRESSION N3
    Regular price £255.00
    Sale price £255.00
    Regular price
  • Sponsored
    Giant TCX Advanced Pro 2 2020
    Medium / LargeRival 12020
    Giant TCX Advanced Pro 2
    Regular price £1,700.00
    Sale price £1,700.00
    Regular price £2,418.00
  • Giant Trance X E+ Pro 29 2 Electric Bike 2021
    MediumXT - SLX2021
    Giant Trance X E+ Pro 29 2 Electric Bike
    Regular price £3,150.00
    Sale price £3,150.00
    Regular price £5,381.00
  • Giant SCRCW 2015
    XS2015
    Giant SCRCW
    Regular price £350.00
    Sale price £350.00
    Regular price
  • Trek Giant Surelock Protector 2025
    Medium / Large.2025
    Trek Giant Surelock Protector
    Regular price £450.00
    Sale price £450.00
    Regular price
  • Giant Contend 2 2020
    MediumClaris - FSA2020
    Giant Contend 2
    Regular price £281.00
    Sale price £281.00
    Regular price £625.00
  • Giant Talon 1 2025
    L2025
    Giant Talon 1
    Regular price £700.00
    Sale price £700.00
    Regular price
  • Giant Fathom 2 2021
    LDeore - Praxis2021
    Giant Fathom 2
    Regular price £1,200.00
    Sale price £1,200.00
    Regular price £1,108.00
  • Giant Trance X E+ - 3 2023
    MDeore - Praxis2023
    Giant Trance X E+ - 3
    Regular price £2,900.00
    Sale price £2,900.00
    Regular price £4,524.00
  • Giant FastRoad E+ 2 Pro Electric Bike 2020
    M/LTiagra - Giant2020
    Giant FastRoad E+ 2 Pro Electric Bike
    Regular price £1,300.00
    Sale price £1,300.00
    Regular price £2,749.00
  • Giant Reign Advanced - Pro Frame 2023
    Large / X Large2023
    Giant Reign Advanced - Pro Frame
    Regular price £1,600.00
    Sale price £1,600.00
    Regular price £2,804.00
  • Giant Defy Advanced Pro 2 2016
    MUltegra - Shimano2016
    Giant Defy Advanced Pro 2
    Regular price £1,000.00
    Sale price £1,000.00
    Regular price £2,496.00
  • Giant Talon 0 2024
    X LargeDeore2024
    Giant Talon 0
    Regular price £804.00
    Sale price £804.00
    Regular price £929.00
  • Giant Trance X E+ Pro 29 2 Electric Bike 2021
    SmallXT - SLX2021
    Giant Trance X E+ Pro 29 2 Electric Bike
    Regular price £2,744.00
    Sale price £2,744.00
    Regular price £5,381.00
  • Giant Talon 2 2017
    LargeDeore - Alivio2017
    Giant Talon 2
    Regular price £250.00
    Sale price £250.00
    Regular price £554.00
  • Giant Propel Advanced 2 2024
    Large1052024
    Giant Propel Advanced 2
    Regular price £2,000.00
    Sale price £2,000.00
    Regular price £2,699.00
  • Giant Giant Trance X E+ 2 2023
    Large2023
    Giant Giant Trance X E+ 2
    Regular price £2,900.00
    Sale price £2,900.00
    Regular price
  • Giant Trance X E+ Pro 29 2 Electric Bike 2021
    SmallXT - SLX2021
    Giant Trance X E+ Pro 29 2 Electric Bike
    Regular price £2,744.00
    Sale price £2,744.00
    Regular price £5,381.00
  • Giant Reign E+ 2 2022
    SmallGX - NX2022
    Giant Reign E+ 2
    Regular price £2,500.00
    Sale price £2,500.00
    Regular price £3,863.00
  • Giant Fathom 2 2019
    LargeDeore - Praxis2019
    Giant Fathom 2
    Regular price £380.00
    Sale price £380.00
    Regular price £901.00
  • Giant Explore E+ 0 - Pro GTS 2020
    Small2020
    Giant Explore E+ 0 - Pro GTS
    Regular price £3,950.00
    Sale price £3,950.00
    Regular price
  • Giant FastRoad CoMax 2 2016
    SmallTiagra - FSA2016
    Giant FastRoad CoMax 2
    Regular price £670.00
    Sale price £670.00
    Regular price £1,170.00
  • Giant Contend SL Disc 1 2022
    Medium105 - Shimano2022
    Giant Contend SL Disc 1
    Regular price £890.00
    Sale price £890.00
    Regular price £1,649.00
  • Giant Contend AR 2 2024
    LargeTiagra2024
    Giant Contend AR 2
    Regular price £900.00
    Sale price £900.00
    Regular price £1,063.00
  • Giant TCR Advanced 1 Disc 2020
    LargeUltegra - Shimano2020
    Giant TCR Advanced 1 Disc
    Regular price £400.00
    Sale price £400.00
    Regular price £1,735.00
  • Giant Trinity Advanced Pro 1 2017
    MediumUltegra Di22017
    Giant Trinity Advanced Pro 1
    Regular price £2,250.00
    Sale price £2,250.00
    Regular price £3,861.00
  • Giant Defy Composite 2 2013
    MediumApex2013
    Giant Defy Composite 2
    Regular price £720.00
    Sale price £720.00
    Regular price £1,541.00
  • Giant Defy 1 Disc 2016
    Medium / Large105 - Shimano2016
    Giant Defy 1 Disc
    Regular price £800.00
    Sale price £800.00
    Regular price £1,170.00
  • Giant Contend SL Disc 2 2022
    MediumTiagra2022
    Giant Contend SL Disc 2
    Regular price £750.00
    Sale price £750.00
    Regular price £1,449.00
  • Giant Defy Advanced 2 2010
    Medium / Large2010
    Giant Defy Advanced 2
    Regular price £500.00
    Sale price £500.00
    Regular price £4,329.00
  • Giant TCR Advanced SL 0 SRAM eTap Carbon Road Bike
    LargeSRAM eTap
    Giant TCR Advanced SL 0 SRAM eTap Carbon Road Bike
    Regular price £1,648.90
    Sale price £1,648.90
    Regular price £0.00
  • Giant Contend SL 1 2022
    Medium105 - Shimano2022
    Giant Contend SL 1
    Regular price £650.00
    Sale price £650.00
    Regular price £1,249.00
  • Giant TCR Advanced Pro 0 Ultegra Di2 12 Speed Carbon Disc Road Bike
    LargeUltegra Di2
    Giant TCR Advanced Pro 0 Ultegra Di2 12 Speed Carbon Disc Road Bike
    Regular price £2,968.90
    Sale price £2,968.90
    Regular price £0.00
  • Giant TCR Advanced 105 Carbon Disc Road Bike
    X Large105
    Giant TCR Advanced 105 Carbon Disc Road Bike
    Regular price £1,208.90
    Sale price £1,208.90
    Regular price £0.00
  • Giant Defy - Advanced 3 2024
    Medium / LargeTiagra - 1052024
    Giant Defy - Advanced 3
    Regular price £2,000.00
    Sale price £2,000.00
    Regular price £1,679.00
  • Giant TCR Advanced Pro Disc 0 AX 2022
    Medium / LargeForce eTap2022
    Giant TCR Advanced Pro Disc 0 AX
    Regular price £2,300.00
    Sale price £2,300.00
    Regular price £5,804.00
  • Giant Talon 4 2021
    MediummicroSHIFT2021
    Giant Talon 4
    Regular price £400.00
    Sale price £400.00
    Regular price £429.00
  • Giant TCR Advanced - Pro 1 AXS 2025
    Medium / LargeRival AXS - Giant2025
    Giant TCR Advanced - Pro 1 AXS
    Regular price £3,300.00
    Sale price £3,300.00
    Regular price £3,863.00
  • Giant Defy Advanced 2 2018
    Medium105 - Shimano2018
    Giant Defy Advanced 2
    Regular price £900.00
    Sale price £900.00
    Regular price £1,552.00
  • Giant TCR Advanced 1 Disc Pro Compact 2020
    Medium / LargeUltegra - Shimano2020
    Giant TCR Advanced 1 Disc Pro Compact
    Regular price £1,750.00
    Sale price £1,750.00
    Regular price £2,301.00
  • Giant Giant TCR advanced pro 1 2021
    Medium / LargeSRAM e tap2021
    Giant Giant TCR advanced pro 1
    Regular price £2,300.00
    Sale price £2,300.00
    Regular price
  • Giant Escape Disc 3 2024
    Large2024
    Giant Escape Disc 3
    Regular price £380.00
    Sale price £380.00
    Regular price
  • Giant Fathom 1 2024
    MediumNX Eagle - SX Eagle2024
    Giant Fathom 1
    Regular price £700.00
    Sale price £700.00
    Regular price £1,231.00
  • Giant Defy 2 2013
    Medium / LargeTiagra - FSA2013
    Giant Defy 2
    Regular price £300.00
    Sale price £300.00
    Regular price £839.00
  • Giant Entour E+ 2 Electric Bike 2020
    LargeAlivio - Shimano2020
    Giant Entour E+ 2 Electric Bike
    Regular price £950.00
    Sale price £950.00
    Regular price £2,474.00
  • Giant Roam 2 2014
    LargeAcera2014
    Giant Roam 2
    Regular price £450.00
    Sale price £450.00
    Regular price £507.00
  • Giant Defy 2 (COMPACT) 2010
    Large2010
    Giant Defy 2 (COMPACT)
    Regular price £500.00
    Sale price £500.00
    Regular price £1,053.00
  • Giant Propel Advanced SL Frameset 2016
    X Small2016
    Giant Propel Advanced SL Frameset
    Regular price £1,000.00
    Sale price £1,000.00
    Regular price £3,042.00
  • Giant FastRoad Advanced 1 2021
    Medium / Large105 - Shimano2021
    Giant FastRoad Advanced 1
    Regular price £750.00
    Sale price £750.00
    Regular price £1,755.00
  • Giant Defy Composite 3 2013
    MediumTiagra2013
    Giant Defy Composite 3
    Regular price £400.00
    Sale price £400.00
    Regular price £1,326.00
  • Giant Reign E+ 1 2023
    LargeGX Eagle - X01 Eagle AXS2023
    Giant Reign E+ 1
    Regular price £3,000.00
    Sale price £3,000.00
    Regular price £5,431.00
  • Giant Explore E+ - 1 GTS 2023
    MediumDeore2023
    Giant Explore E+ - 1 GTS
    Regular price £1,750.00
    Sale price £1,750.00
    Regular price £2,808.00
  • Giant XTC 2018
    Medium / LargeN/A2018
    Giant XTC
    Regular price £1,200.00
    Sale price £1,200.00
    Regular price
  • Giant Trance SX 27.5 2014
    One size fits allSLX - Deore2014
    Giant Trance SX 27.5
    Regular price £1,500.00
    Sale price £1,500.00
    Regular price £3,159.00
  • Giant Propel advanced 2019
    MediumShimano 1052019
    Giant Propel advanced
    Regular price £1,700.00
    Sale price £1,700.00
    Regular price
  • Giant TCR Advanced - Pro 1 AXS 2025
    Medium / LargeRival AXS - Giant2025
    Giant TCR Advanced - Pro 1 AXS
    Regular price £3,000.00
    Sale price £3,000.00
    Regular price £3,863.00
  • Giant Stance 29 2 2022
    LargeDeore - Praxis2022
    Giant Stance 29 2
    Regular price £1,400.00
    Sale price £1,400.00
    Regular price £1,478.00
  • Giant TCR Advanced - Pro 1 Di2 2025
    Medium / LargeUltegra Di2 - 105 Di22025
    Giant TCR Advanced - Pro 1 Di2
    Regular price £3,469.00
    Sale price £3,469.00
    Regular price £4,319.00
  • Giant TCR Advanced Pro - Disc 0 AXS 2024
    LargeForce eTap2024
    Giant TCR Advanced Pro - Disc 0 AXS
    Regular price £3,370.00
    Sale price £3,370.00
    Regular price £4,311.00
  • Giant Fathom 29 2 2021
    SmallDeore - Praxis2021
    Giant Fathom 29 2
    Regular price £880.00
    Sale price £880.00
    Regular price £1,108.00
  • Giant Trance X 29 3 2021
    LargeSX Eagle2021
    Giant Trance X 29 3
    Regular price £1,500.00
    Sale price £1,500.00
    Regular price £1,989.00
  • Giant Trinity Advanced Pro 2 2022
    Medium / LargeUltegra - Shimano2022
    Giant Trinity Advanced Pro 2
    Regular price £2,000.00
    Sale price £2,000.00
    Regular price £2,651.00
  • Giant Trance 2 2018
    MediumSLX2018
    Giant Trance 2
    Regular price £1,250.00
    Sale price £1,250.00
    Regular price £2,254.00
  • Giant Explore E+ 1 Pro STA D Electric Hybrid Bike 2023 in Rosewood
    Small2023
    Giant Explore E+ 1 Pro STA D Electric Hybrid Bike in Rosewood
    Regular price £1,750.00
    Sale price £1,750.00
    Regular price £1,750.00
  • Giant Defy 3 2016
    Medium / LargeSora2016
    Giant Defy 3
    Regular price £300.00
    Sale price £300.00
    Regular price £718.00
  • Giant Twist go dual 2011
    Medium2011
    Giant Twist go dual
    Regular price £300.00
    Sale price £300.00
    Regular price
  • Giant Advanced 2017
    Small / Medium21 gears 2017
    Giant Advanced
    Regular price £750.00
    Sale price £750.00
    Regular price
  • Giant Propel Advanced Disc 1 2021
    X LargeUltegra2021
    Giant Propel Advanced Disc 1
    Regular price £2,200.00
    Sale price £2,200.00
    Regular price £3,861.00
  • Giant Propel Advanced 2 2023
    Small1052023
    Giant Propel Advanced 2
    Regular price £1,750.00
    Sale price £1,750.00
    Regular price £2,699.00
  • Giant Rapid 3 2013
    Medium / LargeSora - Shimano2013
    Giant Rapid 3
    Regular price £350.00
    Sale price £350.00
    Regular price £655.00
  • Giant Defy - Advanced 2 2024
    Medium105 - Shimano2024
    Giant Defy - Advanced 2
    Regular price £1,200.00
    Sale price £1,200.00
    Regular price £2,340.00
  • Giant Trance Advanced - Pro 29 1 2023
    MediumGX Eagle2023
    Giant Trance Advanced - Pro 29 1
    Regular price £3,500.00
    Sale price £3,500.00
    Regular price £4,815.00
  • Giant Talon 29 2 2020
    LargeAlivio - Acera2020
    Giant Talon 29 2
    Regular price £300.00
    Sale price £300.00
    Regular price £585.00
  • Giant FastRoad E+ 1 Pro Electric Bike 2020
    Medium105 - Giant2020
    Giant FastRoad E+ 1 Pro Electric Bike
    Regular price £1,450.00
    Sale price £1,450.00
    Regular price £2,999.00
  • Giant Fathom 1 2021
    SmallNX Eagle - SX Eagle2021
    Giant Fathom 1
    Regular price £900.00
    Sale price £900.00
    Regular price £1,381.00
  • Giant Entour E+ 2 GTS 2022
    MediumAlivio 2022
    Giant Entour E+ 2 GTS
    Regular price £950.00
    Sale price £950.00
    Regular price £2,499.00
  • Giant Fathom 2 2024
    LargeCUES - Shimano2024
    Giant Fathom 2
    Regular price £950.00
    Sale price £950.00
    Regular price £951.00
  • Giant Liv Alight 2019
    Small / MediumShimano2019
    Giant Liv Alight
    Regular price £250.00
    Sale price £250.00
    Regular price
  • Giant Defy - Advanced 1 2023
    Medium / Large105 Di2 - Shimano2023
    Giant Defy - Advanced 1
    Regular price £2,000.00
    Sale price £2,000.00
    Regular price £2,730.00
  • Giant Propel Advanced 2 2024
    Medium / Large1052024
    Giant Propel Advanced 2
    Regular price £2,100.00
    Sale price £2,100.00
    Regular price £2,699.00
  • Giant Reign 29 2 2021
    MediumSLX2021
    Giant Reign 29 2
    Regular price £1,700.00
    Sale price £1,700.00
    Regular price £2,730.00
  • Giant Contend SL 1 2020
    Medium105 - Shimano2020
    Giant Contend SL 1
    Regular price £445.00
    Sale price £445.00
    Regular price £999.00
  • Giant TCR Advanced 2 2021
    Large1052021
    Giant TCR Advanced 2
    Regular price £1,600.00
    Sale price £1,600.00
    Regular price £1,511.00
  • Giant AnyTour E+ 2 Electric Bike 2021
    SmallDeore - Giant2021
    Giant AnyTour E+ 2 Electric Bike
    Regular price £2,499.00
    Sale price £2,499.00
    Regular price £3,599.00
  • Giant FastRoad AR Advanced 2 2023
    LargeTiagra - FSA2023
    Giant FastRoad AR Advanced 2
    Regular price £1,200.00
    Sale price £1,200.00
    Regular price £1,699.00
  • Giant TCR - Advanced 0 AXS 2025
    LargeRival AXS2025
    Giant TCR - Advanced 0 AXS
    Regular price £3,500.00
    Sale price £3,500.00
    Regular price £3,079.00
  • Giant Trance 2 2019
    MediumSLX2019
    Giant Trance 2
    Regular price £1,000.00
    Sale price £1,000.00
    Regular price £2,262.00
  • Giant Propel Advanced 2 2023
    Medium / Large1052023
    Giant Propel Advanced 2
    Regular price £1,400.00
    Sale price £1,400.00
    Regular price £2,699.00
  • Giant FastRoad E+ EX Pro 2020
    Medium / LargeGRX 400 - Tiagra2020
    Giant FastRoad E+ EX Pro
    Regular price £1,100.00
    Sale price £1,100.00
    Regular price £2,730.00
  • Giant Defy 4 2015
    LargeUnsure2015
    Giant Defy 4
    Regular price £350.00
    Sale price £350.00
    Regular price
  • Giant Defy 3 2015
    MediumSora2015
    Giant Defy 3
    Regular price £300.00
    Sale price £300.00
    Regular price £757.00
  • Giant Contend SL 2 Disc 2018
    One size fits allTiagra2018
    Giant Contend SL 2 Disc
    Regular price £495.00
    Sale price £495.00
    Regular price £897.00
  • Sold out
    Giant TCR Advanced 1 Ultegra Carbon Disc Road Bike
    MediumUltegra
    Giant TCR Advanced 1 Ultegra Carbon Disc Road Bike
    Regular price £1,538.90
    Sale price £1,538.90
    Regular price £1,538.90

Giant bikes

Giant Bicycles is one of the world's leading bicycle manufacturers, known for producing high-quality bikes for all types of riders and terrains. Founded in 1972 in Taiwan, Giant started as an OEM manufacturer, producing bicycles to be branded under other company names. However, it quickly established its own brand and began innovating in the design and manufacturing of bicycles. Today, Giant offers a wide range of bicycles across various categories, including road, mountain, hybrid, electric, and kids' bikes.

The Range of Giant bikes

Giant Road bikes

Giant's road bike lineup is extensive, featuring lightweight and aerodynamic models designed for speed and efficiency on paved roads.

Giant TCR Series: Efficient race wining road bike

Giant Propel series: Tour de France winning aero bike

Giant Defy series: Endurarance road bike, designed to help you go the distance.

Giant Mountain Bikes

Giant's mountain bike range includes hardtails and full-suspension models designed for various off-road adventures.

Giant Reign: Super adjustable enduro MTB.

Giant Stance: Lightweight and durable full suspension bike.

Giant Trance: Versatile trail bike.

Giant Electric Bikes

Giant has also embraced the growing trend of electric bikes (e-bikes) with its E+ series, offering models across road, mountain, and urban categories. These bikes feature integrated battery and motor systems that provide a seamless boost to natural pedaling power, extending riders' range and making climbs more manageable.