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2025 Specialized Stumpjumper 15 Expert with Upgraded Carbon Wheels! - $4,600 (san anselmo)
bicycle type:
mountain
frame size:
S5
wheel size:
29 in
bicycle frame material:
carbon fiber
suspension:
frame and fork (full suspension)
brake type:
disc (hydraulic)
electric assist:
none
condition:
excellent
make / manufacturer:
Specialized
model name / number:
Stumpjumper 15
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We also buy bikes - Let us know what you have and we will send you an offer (note we only buy carbon fiber bikes that are 2020 or newer).
Free delivery anywhere in the Bay Area.
Test rides available in Marin.
🔄 Bike Swap Program
Buy with confidence! When you purchase a bike from Jake’s Bike Box, you have 6 months to swap it for any other bike in our collection.
If the new bike costs more, you just pay the difference — if it costs less, we refund you the difference.
It’s the perfect way to find your dream bike without the risk.
đźšµ Membership Option
Or, become a Jake’s Bike Box member and get access to this bike — plus our entire rotating fleet of high-end mountain bikes and e-MTBs.
For a limited time - Trade Your Bike for Membership! Turn your eligible bike’s trade-in value into multiple years of membership at Jake’s Bike Box. Memberships are $1,400/year. A $2,800 trade-in gets you 2 years of membership.
Members can:
âś… Check out any available bike anytime
✅ Keep it as long as you want — or swap whenever you’re ready
âś… Enjoy free delivery and bike swaps right to your door
(Available to riders in Marin or within 30 minutes of Marin.)
đź’Ą Membership Perks
Group Rides – Explore Marin’s best trails, meet new riders, and have more fun.
Free Skills Clinics – Monthly sessions to build confidence and improve control.
Referral Rewards – Refer 4 new members and pick any bike from our inventory at the end of your membership.
Summer Skills Camp – Kids of members get one free week at our Stafford Lake mountain bike camp (riders must be 4’11”+).
Learn more or sign up at JakesBikeBox.com