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Mountain Bikes

29" Mountain Bikes 27.5" Mountain Bikes 26" Mountain Bikes Kids Mountain Bikes Electric MTB Hardtail Mountain Bikes Full Suspension Mountain Bikes Carbon Mountain Bikes
29" Mountain Bikes
27.5" Mountain Bikes
26" Mountain Bikes
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Full Suspension Mountain Bikes
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52 Products
  1. PRICE DROP 27.5" Mountain Bike ST 100 - Grey
    €260.00
    ROCKRIDER

    27.5" Mountain Bike ST 100 - Grey
  2. PRICE DROP Women's 27.5-inch light aluminium frame mountain bike, white
    €259.00
    ROCKRIDER

    Women's 27.5-inch light aluminium frame mountain bike, white
  3. 24 INCH KIDS MOUNTAIN BIKE ROCKRIDER ST 500 9-12 YEARS OLD - Yellow
    €230.00
    ROCKRIDER

    24 INCH KIDS MOUNTAIN BIKE ROCKRIDER ST 500 9-12 YEARS OLD - Yellow
  4. PRICE DROP Kids' 26-inch lightweight aluminium mountain bike, orange
    €280.00
    ROCKRIDER

    Kids' 26-inch lightweight aluminium mountain bike, orange
  5. Discount
    26" Touring Mountain Bike ST 50 - Black
    €210.00
    €229.00 -8%
    ROCKRIDER

    26" Touring Mountain Bike ST 50 - Black
  6. PRICE DROP 27.5" Touring Mountain Bike ST 120 - Black/Blue
    €370.00
    ROCKRIDER

    27.5" Touring Mountain Bike ST 120 - Black/Blue
  7. Discount
    27.5" Hardtail Electric Mountain Bike E-ST 100 - White/Red
    €990.00
    €1,030.00 -3%
    ROCKRIDER

    27.5" Hardtail Electric Mountain Bike E-ST 100 - White/Red
  8. PRICE DROP 27.5" Mountain Bike ST 530 - Black/Red
    €520.00
    ROCKRIDER

    27.5" Mountain Bike ST 530 - Black/Red
  9. Kids' 24-inch lightweight aluminium mountain bike, red
    €400.00
    ROCKRIDER

    Kids' 24-inch lightweight aluminium mountain bike, red
  10. Discount
    27.5" Hardtail Electric Mountain Bike E-ST 500 - Black
    €1,550.00
    €1,650.00 -6%
    ROCKRIDER

    27.5" Hardtail Electric Mountain Bike E-ST 500 - Black
  11. Kids' Age 6-9 20-Inch Mountain Bike Rockrider ST 120 - White/Orange
    €190.00
    BTWIN

    Kids' Age 6-9 20-Inch Mountain Bike Rockrider ST 120 - White/Orange
  12. PRICE DROP Kids' 20-Inch Mountain Bike Explore 500 Ages 6-9 - Orange
    €230.00
    BTWIN

    Kids' 20-Inch Mountain Bike Explore 500 Ages 6-9 - Orange
  13. PRICE DROP Mountain Bike 24" Expl 500 - Yellow
    €230.00
    BTWIN

    Mountain Bike 24" Expl 500 - Yellow
  14. 29" Touring Mountain Bike Explore 500 - Black
    €520.00
    ROCKRIDER

    29" Touring Mountain Bike Explore 500 - Black
  15. Discount
    29" Full Suspension Electric Mountain Bike E-EXPL 500 S - Metal Grey
    €2,200.00
    €2,600.00 -15%
    ROCKRIDER

    29" Full Suspension Electric Mountain Bike E-EXPL 500 S - Metal Grey
  16. 29" Touring Mountain Bike Explore 520 - Grey / Red
    €680.00
    ROCKRIDER

    29" Touring Mountain Bike Explore 520 - Grey / Red
  17. 29" Hardtail Electric Mountain Bike E-Expl 520 - Mango
    €2,050.00
    ROCKRIDER

    29" Hardtail Electric Mountain Bike E-Expl 520 - Mango
  18. PRICE DROP 27.5" Semi-Rigid Electric Mountain Bike E-ST 100 - White/Blue
    €1,030.00
    ROCKRIDER

    27.5" Semi-Rigid Electric Mountain Bike E-ST 100 - White/Blue
  19. Discount
    29" Full Suspension Electric Mountain Bike E-Expl 700 S - Copper
    €3,300.00
    €3,600.00 -8%
    ROCKRIDER

    29" Full Suspension Electric Mountain Bike E-Expl 700 S - Copper
  20. MOUNTAIN BIKE FULL SUSPENSION ROCKRIDER AM 50 SRAM SX - Black
    €1,440.00
    ROCKRIDER

    MOUNTAIN BIKE FULL SUSPENSION ROCKRIDER AM 50 SRAM SX - Black
  21. 27.5" Mountain Bike ST 530 - Black
    €400.00
    ROCKRIDER

    27.5" Mountain Bike ST 530 - Black
  22. Discount
    29' inch Hardtail Mountain Bike rockrider XC 100 Shimano 1x11 - Blue
    €820.00
    €1,000.00 -18%
    ROCKRIDER

    29' inch Hardtail Mountain Bike rockrider XC 100 Shimano 1x11 - Blue
  23. Women's 27.5" Mountain Bike ST 120 - Navy
    €370.00
    ROCKRIDER

    Women's 27.5" Mountain Bike ST 120 - Navy
  24. 27.5" Mountain Bike ST 900 S - Grey/Yellow
    €780.00
    ROCKRIDER

    27.5" Mountain Bike ST 900 S - Grey/Yellow
  25. 27.5" Full Suspension Mountain Bike ST 540 S - Blue/Orange
    €680.00
    ROCKRIDER

    27.5" Full Suspension Mountain Bike ST 540 S - Blue/Orange
  26. Discount
    29" Touring Mountain Bike Explore 540 - Blue & Black
    €770.00
    €890.00 -13%
    ROCKRIDER

    29" Touring Mountain Bike Explore 540 - Blue & Black
  27. 26-Inch 9-12 Years Electric Mountain Bike E ST 500
    €1,230.00
    ROCKRIDER

    26-Inch 9-12 Years Electric Mountain Bike E ST 500
  28. New
    29" Full Suspension Electric All-Mountain Bike E-Feel 900 S Team Edition
    €5,650.00
    ROCKRIDER

    29" Full Suspension Electric All-Mountain Bike E-Feel 900 S Team Edition
  29. 29" Full Suspension Electric Mountain Bike E-Trail - Grey
    €3,000.00
    STILUS

    29" Full Suspension Electric Mountain Bike E-Trail - Grey
  30. Discount
    29" Full Suspension Electric Mountain Bike E-All Mountain - Ochre
    €3,900.00
    €4,350.00 -10%
    STILUS

    29" Full Suspension Electric Mountain Bike E-All Mountain - Ochre
  31. Discount
    29" Full Suspension Electric Mountain Bike E-Expl 520 S - Bright Red
    €2,800.00
    €3,100.00 -9%
    ROCKRIDER

    29" Full Suspension Electric Mountain Bike E-Expl 520 S - Bright Red
  32. Discount
    29"/27.5" Full Suspension Electric Mountain Bike E-Big Mountain - Green
    €4,750.00
    €5,150.00 -7%
    STILUS

    29"/27.5" Full Suspension Electric Mountain Bike E-Big Mountain - Green
  33. MOUNTAIN BIKE ROCKRIDER AM 100 HARDTAIL - white
    €1,030.00
    ROCKRIDER

    MOUNTAIN BIKE ROCKRIDER AM 100 HARDTAIL - white
  34. Carbon frame, adjustable suspension mountain bike, black
    €4,100.00
    ROCKRIDER

    Carbon frame, adjustable suspension mountain bike, black
  35. Mountain Bike 20" Expl 900R
    €360.00
    BTWIN

    Mountain Bike 20" Expl 900R
  36. 29" 630 Wh Electric Touring Mountain Bike E-EXPL 700 - Iridescent Purple
    €2,600.00
    ROCKRIDER

    29" 630 Wh Electric Touring Mountain Bike E-EXPL 700 - Iridescent Purple
  37. Discount
    Women's 27.5" Hardtail Electric Mountain Bike E-ST 500 - Plum
    €1,550.00
    €1,650.00 -6%
    ROCKRIDER

    Women's 27.5" Hardtail Electric Mountain Bike E-ST 500 - Plum
  38. Cross Country Mountain Bike RACE 720 Aluminium Frame - Brown
    €1,340.00
    ROCKRIDER

    Cross Country Mountain Bike RACE 720 Aluminium Frame - Brown
  39. Cross Country Mountain Bike Race 940 S Carbon Frame
    €4,650.00
    ROCKRIDER

    Cross Country Mountain Bike Race 940 S Carbon Frame
  40. 29" Touring Mountain Bike Explore 520 - Green
    €680.00
    ROCKRIDER

    29" Touring Mountain Bike Explore 520 - Green
  41. Discount
    MOUNTAIN BIKE FULL SUSPENSION ROCKRIDER AM 100 SRAM NX - Grey
    €1,550.00
    €1,700.00 -8%
    ROCKRIDER

    MOUNTAIN BIKE FULL SUSPENSION ROCKRIDER AM 100 SRAM NX - Grey
  42. XC Mountain Bike Race 900 GX Eagle, Mavic Crossmax Wheels, Carbon Frame
    €2,600.00
    ROCKRIDER

    XC Mountain Bike Race 900 GX Eagle, Mavic Crossmax Wheels, Carbon Frame
  43. 29" Touring Mountain Bike Explore 500 - Blue
    €520.00
    ROCKRIDER

    29" Touring Mountain Bike Explore 500 - Blue
  44. MTB Cross Country Race 740 Carbon Frame - Blue
    €1,650.00
    ROCKRIDER

    MTB Cross Country Race 740 Carbon Frame - Blue
  45. 24 Inch Kids Mountain bike Rockrider ST 920 Alluminium 9-12 Years old - Khaki
    €510.00
    ROCKRIDER

    24 Inch Kids Mountain bike Rockrider ST 920 Alluminium 9-12 Years old - Khaki
  46. XC Mountain Bike Race 900S GX AXS, Reynolds wheels, SID fork
    €4,100.00
    ROCKRIDER

    XC Mountain Bike Race 900S GX AXS, Reynolds wheels, SID fork
  47. Discount
    29 inch Full Suspension Carbon Mountain Bike XC 500 - Grey
    €1,550.00
    €2,050.00 -24%
    ROCKRIDER

    29 inch Full Suspension Carbon Mountain Bike XC 500 - Grey
  48. New
    All Mountain Bike Feel 700 LT Aluminium Frame - 29"
    €2,050.00
    ROCKRIDER

    All Mountain Bike Feel 700 LT Aluminium Frame - 29"
  49. Women's 29" Mountain Bike Explore 540 - Plum & Black
    €770.00
    ROCKRIDER

    Women's 29" Mountain Bike Explore 540 - Plum & Black
  50. Discount
    XC Mountain Bike RACE 900S GX Eagle, Mavic Crossmax wheels, carbon frame
    €2,900.00
    ROCKRIDER

    XC Mountain Bike RACE 900S GX Eagle, Mavic Crossmax wheels, carbon frame
  51. All Mountain Bike Feel 900 S - Carbon Frame
    €3,100.00
    ROCKRIDER

    All Mountain Bike Feel 900 S - Carbon Frame
  52. New
    29" Full Suspension Electric All-Mountain Bike E-Feel 700 S
    €3,600.00
    ROCKRIDER

    29" Full Suspension Electric All-Mountain Bike E-Feel 700 S
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Mountain Bikes (MTBs) at Decathlon Ireland

At Decathlon, we have the best mountain bikes for sale in Ireland. If you’re all for epic rides and mountain bikes with top-tier performance, then you’ve come to the right place! Whether you're an experienced rider or just embarking on your cycling journey, our range of mountain bikes caters to all skill levels. Find the ideal MTB bike to match your adventurous spirit.

Electric Mountain Bikes (EMTBs)

Experience effortless power and extended range of electric MTB bikes, perfect for tackling any terrain.

Carbon framed Mountain Bike

Discover the joy of riding with our carbon-framed mountain bike - it's super light, really strong, and perfect for a smooth and fun experience on any trail.

Full Suspension MTB

For the ultimate in comfort and control, explore our full suspension MTBs. Perfect for handling bumpy trails and challenging descents.