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The Specialized Stumpjumper Alloy Full Suspension Mountain Bike is your all-access pass for trail adventure.
The Specialized Stumpjumper Alloy Full Suspension Mountain Bike is your all-access pass for trail adventure.
Specialized

2023 Specialized Stumpjumper Comp Alloy Mountain Bike - Gunmetal

£1,999.00 £2,900.00 31% off
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

2023 Specialized Stumpjumper Comp Alloy Mountain Bike - Gunmetal

Season:2023

Brand:Specialized

Code:320400330633

The Specialized Stumpjumper Comp Alloy Full Suspension Mountain Bike is a standout with one of the most advanced alloy frames ever developed. Featuring an asymmetrical design, refined suspension kinematics, and all-new geometry, it offers a build kit that balances performance and value. It's metal, but not heavy metal, and it's ready to dominate the trails.

In designing the all-new Stumpjumper, Specialized aimed high. It needed to excel on any trail for every type of rider. To achieve this, Specialized focused on significant weight reduction without sacrificing durability, creating a stiff and responsive chassis that remains light and lively. The geometry enhances every rider's experience, and the suspension kinematics are the best they've ever designed. With the new Stumpjumper, you truly get the best of both worlds.

Specialized meticulously refined the Stumpjumper's suspension kinematics to deliver top-tier all-around performance in a 130mm travel package. After countless hours in suspension labs and field testing, they developed a mid-travel bike that tackles big terrain like a beast, rides smoothly everywhere, and climbs effortlessly.

The new Stumpjumper's S-Sizing geometry hits the progressive sweet spot. It’s long, low, and slack, with a short offset fork and a steeper seat tube angle. These features combine to make your ride more stable, more agile, and more comfortable when climbing. With FlipChip adjustability, you can fine-tune your fit, ensuring flawless performance on any terrain.

Rider-First Engineered™ frames use a size-specific approach to ensure consistent handling and flawless performance across all frame sizes. Whether you're a jump-happy rider on an S1 or a downhill enthusiast on an S6, you'll experience sharp cornering and balanced stiffness at the lightest possible weight. By light, they mean really light: 2,250g (S-Works, S-3 size, with rear shock).

Technical Information
  • frame
    Alloy chassis and rear-end, asymmetrical design, 29 Trail Geometry, horst pivot BB adjustment, threaded BB, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 130mm of travel
  • rear shock
    FOX FLOAT DPS Performance, Rx Trail Tune, rebound and 3-position compression adjust, S1:190x42.5mm, S2-S6: 190x45mm
  • fork
    FOX FLOAT 34 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm axle, 44mm offset, 140mm of travel
  • stem
    Alloy Trail Stem, 35mm bar bore
  • handlebars
    Specialized, 6061 alloy, 6-degree upsweep, 8-degree backsweep, 30mm rise, 780mm width
  • tape
    Specialized Trail Grips
  • saddle
    Bridge Comp, Hollow Cr-mo rails, 155/143mm
  • seatpost
    X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1: 100mm, S2: 125mm, S3: 150mm, S4/S5: 175mm, S6: 190mm
  • front brake
    SRAM G2 R, 4-piston caliper, hydraulic disc, 200mm
  • rear brake
    SRAM G2 R, 4-piston caliper, hydraulic disc, 180mm
  • rear derailleur
    SRAM NX Eagle, 12-speed
  • shift levers
    SRAM NX Eagle, trigger, 12-speed
  • cassette
    SRAM NX Eagle PG-1230, 12-speed, 11-50t
  • chain
    SRAM NX Eagle, 12-speed
  • crankset
    SRAM NX Eagle, DUB, S1:165mm, S2-S5: 170mm, S6: 175mm
  • chainrings
    Steel, 30T
  • bottom bracket
    SRAM DUB, BSA 73mm, threaded
  • rims
    Specialized 29, hookless alloy, 30mm inner width, tubeless ready
  • front hub
    Alloy, sealed cartridge bearings, 15x110mm thru-axle, 28h
  • rear hub
    Alloy, sealed cartridge bearings, 12x148mm thru-axle, 32h
  • spokes
    DT Swiss Industry
  • front tyre
    Butcher, GRID casing, GRIPTON® T7 compound, 29x2.3"
  • rear tyre
    Purgatory, GRID casing, GRIPTON® T7 compound, 29x2.3"
  • inner tubes
    Standard, Presta valve
  • seat binder
    Alloy, 38.6mm
  • As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying. Please note that this bike does not come with pedals.
Sizing Information
Size in ft4'11" - 5'3"5'2" - 5'8"5'5" - 5'11"5'8" - 6'2"5'10" - 6'4"6'2" - 6'8"
Size in cm150 - 160cm158 - 173cm165 - 180cm173 - 188cm178 - 193cm188 - 203cm
Equivalent to Bike SizeXSSMLXLXXL
Bike SizeS1S2S3S4S5S6

STUMPJUMPER, STUMPJUMPER EVO (STYLE SPECIFIC-SIZING) MY21 SIZING GUIDE

S-Sizing is based on what matters; rider size and style, not inseam. Six sizes, all with similar headtube lengths and standover allow you to choose the size that best suits your individual style. Smaller S-Size numbers are going to be more nimble, thanks to their shorter reach and front-centre measurement, while bigger S-Sizes deliver more stability and a roomier ride.

  • SIZE DOWN FOR MORE MANEUVERABILITY
  • SIZE UP FOR MORE STABILITY

GEOMETRY

SizeS1S2S3S4S5S6
BB Drop (low BB)47mm42mm42mm42mm42mm42mm
BB Drop (high BB)40mm35mm35mm35mm35mm35mm
BB Height (low BB)327mm332mm332mm332mm332mm332mm
BB Height (high BB)339mm339mm339mm339mm334mm339mm
Bike Standover Height742mm742mm750mm753mm777mm784mm
Chainstay Length (low BB)454mm454mm444mm444mm444mm444mm
Chainstay Length (high BB)440mm440mm440mm440mm450mm450mm
Fork Length, Full550mm550mm550mm550mm550mm550mm
Fork Rake/Offset44mm44mm44mm44mm44mm44mm
Front Centre726mm746mm770mm799mm828mm863mm
Head Tube Angle (low BB)65°65°65°65°65°65°
Head Tube Angle (high BB)65.5°65.5°65.5°65.5°65.5°65.5°
Head Tube Length100mm110mm120mm130mm140mm100mm
Reach (low BB)410mm430mm450mm475mm500mm530mm
Reach (high BB)416mm435mm455mm480mm505mm535mm
Seat Tube Angle (low BB)77.7°77.7°77.5°77.2°77°76.9°
Seat Tube Angle (high BB)78.2°78.2°77.9°77.7°77.5°77.3°
Seat Tube Length385mm385mm405mm425mm445mm465mm
Stack (low BB)618mm613mm623mm631mm639mm649mm
Stack (high BB)614mm609mm618mm627mm640mm644mm
Trail (low BB)126mm126mm126mm126mm126mm126mm
Trail (high BB)122mm122mm122mm122mm122mm122mm
Wheelbase (low BB)1168mm1188mm1212mm1241mm1280mm1315mm
Wheelbase (high BB)1164mm1184mm1208mm1237mm1276mm1311mm
Top Tube Length, Horizontal676mm545mm563mm586mm615mm643mm
Crank Length165mm170mm170mm170mm170mm175mm
Handlebar Width780mm780mm780mm780mm780mm780mm
Stem Length40mm40mm40mm40mm50mm50mm
Saddle Width155mm155mm143mm143mm143mm143mm
Seatpost Length100mm125mm150mm170mm170mm190mm
Max Seatpost Insertion190mm190mm210mm230mm250mm270mm
Min Seatpost Insertion100mm100mm100mm100mm100mm100mm
Professional Opinion
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