Specialized Stumpjumper 15 Comp Alloy
Specialized Stumpjumper 15 Comp Alloy
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The Full Scoop on the Specialized Stumpjumper 15 Comp Alloy
The Stumpjumper 15 just earned “Best in Test” from Enduro Magazine , and it’s easy to see why. With its next-gen GENIE suspension, smooth, confident handling, and go-anywhere capability, this bike is built for riders who want one ride that can do it all—no compromises, just pure trail freedom.
| Frame | M5 alloy chassis and rear-end, Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel |
| Fork | FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset S1:150mm of travel, S2-S6:160mm of travel |
| Rear Shock | FOX FLOAT Performance with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever w/ LSR adjustment, S1:210x52.5mm, S2-S6:210x55mm |
| Front Brake | TRP Trail EVO, 4-piston caliper, hydraulic disc, 203mm |
| Rear Brake | TRP Trail EVO, 4-piston caliper, hydraulic disc, S1-S2: 180mm, S3-S6: 203mm |
| Rear Derailleur | Shimano SLX, M7100, SGS, 12-speed |
| Shift Levers | Shimano SLX, M7100, 12spd |
| Chain | Shimano SLX, M7100, 12-speed |
| Cassette | Shimano SLX, CS-M7100, 12-speed, 10-51t |
| Crankset | Shimano SLX, M7120, 32T ring, 55mm chainline, S1-S3:165mm, S4-S6: 170mm |
| Chain Ring | Spec not provided |
| Chain Guard | Spec not provided |
| Rims | Specialized, hookless alloy, 30mm inner width, tubeless ready, Front: 29, Rear: S1-S2: 27.5, S3- S6: 29 |
| Front Hub | Specialized alloy front hub disc, sealed cartridge bearings, 6-bolt, 15x110mm thru-axle, 32h |
| Rear Hub | Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h |
| Front Tire | Butcher, GRID TRAIL casing, GRIPTON® T9 compound, TLR, 29X2.4 |
| Rear Tire | Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, TLR, S1-S2: 27.5x2.4, S3- S6: 29x2.4" |
| Handlebar | Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep. S1-S2: 780 width, 20mm rise: S3-S4: 800 width, 30mm rise: S5-S6: 800 width, 40mm rise |
| Stem | Alloy Trail Stem, 35mm bar bore |
| Headset | Spec not provided |
| Grips | Specialized Trail Grips |
| Saddle | Bridge Comp, Hollow Cr-mo rails S1-S2: 155mm, S3-S6:143mm |
| Seatpost | X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 190mm |
| Pedals | Not applicable |
| Front Light | Not applicable |
| Rear Light | Not applicable |
| Kickstand | Not applicable |
| Rear Carrier | Not applicable |
| Fenders | Not applicable |
| Bell | Not applicable |
| Lock | Not applicable |
| Mirror | Not applicable |
The Full Scoop on the Specialized Stumpjumper 15 Comp Alloy
Description
The Stumpjumper 15 just earned “Best in Test” from Enduro Magazine , and it’s easy to see why. With its next-gen GENIE suspension, smooth, confident handling, and go-anywhere capability, this bike is built for riders who want one ride that can do it all—no compromises, just pure trail freedom.
Components
| Frame | M5 alloy chassis and rear-end, Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel |
| Fork | FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset S1:150mm of travel, S2-S6:160mm of travel |
| Rear Shock | FOX FLOAT Performance with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever w/ LSR adjustment, S1:210x52.5mm, S2-S6:210x55mm |
| Front Brake | TRP Trail EVO, 4-piston caliper, hydraulic disc, 203mm |
| Rear Brake | TRP Trail EVO, 4-piston caliper, hydraulic disc, S1-S2: 180mm, S3-S6: 203mm |
| Rear Derailleur | Shimano SLX, M7100, SGS, 12-speed |
| Shift Levers | Shimano SLX, M7100, 12spd |
| Chain | Shimano SLX, M7100, 12-speed |
| Cassette | Shimano SLX, CS-M7100, 12-speed, 10-51t |
| Crankset | Shimano SLX, M7120, 32T ring, 55mm chainline, S1-S3:165mm, S4-S6: 170mm |
| Chain Ring | Spec not provided |
| Chain Guard | Spec not provided |
| Rims | Specialized, hookless alloy, 30mm inner width, tubeless ready, Front: 29, Rear: S1-S2: 27.5, S3- S6: 29 |
| Front Hub | Specialized alloy front hub disc, sealed cartridge bearings, 6-bolt, 15x110mm thru-axle, 32h |
| Rear Hub | Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h |
| Front Tire | Butcher, GRID TRAIL casing, GRIPTON® T9 compound, TLR, 29X2.4 |
| Rear Tire | Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, TLR, S1-S2: 27.5x2.4, S3- S6: 29x2.4" |
| Handlebar | Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep. S1-S2: 780 width, 20mm rise: S3-S4: 800 width, 30mm rise: S5-S6: 800 width, 40mm rise |
| Stem | Alloy Trail Stem, 35mm bar bore |
| Headset | Spec not provided |
| Grips | Specialized Trail Grips |
| Saddle | Bridge Comp, Hollow Cr-mo rails S1-S2: 155mm, S3-S6:143mm |
| Seatpost | X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1: 125mm, S2: 150mm, S3: 170mm, S4-S6: 190mm |
Extras
| Pedals | Not applicable |
| Front Light | Not applicable |
| Rear Light | Not applicable |
| Kickstand | Not applicable |
| Rear Carrier | Not applicable |
| Fenders | Not applicable |
| Bell | Not applicable |
| Lock | Not applicable |
| Mirror | Not applicable |
Geometry