Description
Bolt Kit – No 14: Complete Guide to BMC’s Essential Spare Parts for High-Performance Mountain Bike Maintenance
If you own a BMC mountain bike and want to keep your suspension performing at its peak, the right hardware makes all the difference. The Bolt Kit – No 14 stands out as a genuine OEM spare part designed specifically for select BMC full-suspension models. This compact yet comprehensive kit restores critical pivot points and linkage components, ensuring smooth operation, precise handling, and long-term durability.
Whether you ride aggressively on trails or compete in cross-country events, maintaining your bike’s Advanced Pivot System (APS) suspension is non-negotiable. The Bolt Kit – No 14 delivers exactly what serious riders need: factory-spec bolts, screws, spacers, and clips that fit perfectly without guesswork or compatibility issues.

What Exactly Is the Bolt Kit – No 14?
BMC Switzerland, a leader in premium cycling, creates numbered bolt kits as official spare parts for their frames. The Bolt Kit – No 14 (SKU 216081, available in sleek black) is a targeted hardware package built for the shock absorber linkage and pivot areas on specific models.
Priced at around $59 USD (or equivalent in CHF), this kit is far more than a generic assortment. It contains precision-engineered components that match the tolerances of BMC’s high-end carbon and aluminum frames. Using original parts like these prevents the wear, creaking, or play that aftermarket alternatives often introduce.
What’s Included in the Bolt Kit – No 14?
Every kit arrives ready for installation with a carefully curated selection of parts:
- 6 long bolts
- 2 short bolts
- 3 long screws
- 2 short screws
- 8 spacers
- 2 caps
- 3 clips
- Additional screws for complete coverage
These components target the linkage points where the rear shock connects to the frame — the heart of BMC’s Advanced Pivot System. The black finish resists corrosion, and every piece is manufactured to BMC’s exact specifications for perfect thread engagement and load distribution.

Compatible BMC Bike Models
The Bolt Kit – No 14 is officially listed as compatible with two key lines:
- Fourstroke FS02 (including popular 29-inch versions from the 2012–2014 era, such as the Fourstroke FS02 29 XT)
- Speedfox 03 29 (trail-focused full-suspension models from approximately 2017–2018, including the Speedfox 03 SLX/XT and similar variants)
These bikes rely on the APS suspension design for efficient pedaling, excellent small-bump compliance, and progressive travel. Over time, pivot hardware can stretch, loosen, or corrode — especially after muddy rides or heavy use. Replacing with the Bolt Kit – No 14 brings everything back to factory freshness.

Why Genuine BMC Hardware Matters More Than You Think
Cheap universal bolt kits might seem tempting, but they rarely match the material strength, thread pitch, or spacer dimensions required for BMC frames. Using non-OEM parts can lead to:
- Misalignment in the suspension linkage
- Increased friction and reduced shock performance
- Premature wear on carbon fiber or aluminum interfaces
- Voided warranty concerns on newer frames
The Bolt Kit – No 14 eliminates these risks. BMC engineers every numbered kit to restore the exact geometry and stiffness the frame was designed for. Riders report smoother pedaling, quieter operation, and renewed confidence on technical descents after installation.
Step-by-Step Installation Tips for the Bolt Kit – No 14
While professional mechanics handle most suspension work, confident DIY riders can tackle this with basic tools. Here’s a high-level overview:
- Support the bike securely and remove the rear shock if needed.
- Carefully disassemble the old linkage hardware, noting the order of spacers and clips.
- Clean all pivot areas thoroughly with isopropyl alcohol and inspect for damage.
- Install new components from the Bolt Kit – No 14 in the correct sequence, applying thread locker where BMC recommends.
- Torque to factory specifications (typically listed in your bike’s manual — usually 8–12 Nm for these pivots).
- Reinstall the shock, check for smooth movement, and test ride gently before pushing hard.
Always consult your specific model’s service manual or an authorized BMC dealer for exact torque values and procedures. Proper installation takes 30–60 minutes and delivers years of reliable service.

Benefits of Regular Maintenance with Bolt Kit – No 14
Investing in this kit isn’t just about replacement — it’s proactive care. Here’s what owners gain:
- Restored suspension sensitivity and plushness
- Reduced noise and play in the rear triangle
- Improved power transfer during climbs
- Extended lifespan of expensive shock units
- Peace of mind knowing every component meets BMC’s rigorous Swiss standards
Many riders who service their Fourstroke or Speedfox every 1–2 years say the difference feels like riding a brand-new bike again. For competitive racers or anyone logging serious miles, keeping a spare Bolt Kit – No 14 in your toolbox is smart insurance.
Where to Buy the Bolt Kit – No 14 and Pricing
The safest source remains official BMC channels:
- BMC’s global websites (us.bmc-switzerland.com or regional stores)
- Authorized BMC dealers and service centers
- Select online retailers carrying genuine BMC spare parts
At approximately $59, the kit offers excellent value compared to the cost of frame damage or poor performance from inferior hardware. Stock can be limited, so check availability early if your bike shows any linkage looseness.
Comparing the Bolt Kit – No 14 to Other Options
Other numbered BMC kits exist (No. 7, No. 15, No. 18, etc.) for different models and pivot locations. The Bolt Kit – No 14 is uniquely suited to the Fourstroke FS02 and Speedfox 03 29 linkage hardware. Generic “mountain bike bolt kits” lack the specific lengths, spacer thicknesses, and clip designs needed here. Stick with the real deal for best results.
Frequently Asked Questions About Bolt Kit – No 14
Is this kit suitable for newer BMC models? No — it’s specifically engineered for the FS02 and 03 29 frames. Newer Fourstroke or Speedfox generations use different hardware kits.
How often should I replace these parts? Inspect annually or every 2,000–3,000 km. Replace at the first sign of wear, corrosion, or unusual noise.
Can I mix parts from other kits? Never. Each numbered kit is model-specific for perfect fit and safety.
Does the kit include thread locker or grease? No — you’ll need those separately, along with proper tools.
Final Thoughts: Keep Your BMC Performing Like New
The Bolt Kit – No 14 might look like a small box of hardware, but it plays a massive role in preserving the legendary ride quality of BMC’s full-suspension mountain bikes. Whether you own a classic Fourstroke FS02 29er or a capable Speedfox 03 trail machine, this genuine spare part ensures your suspension stays tight, responsive, and reliable ride after ride.
Don’t wait for creaks or sloppy handling to appear. Grab your Bolt Kit – No 14 today, perform the simple service, and rediscover why BMC bikes earn such loyal followings worldwide. Your trails — and your bike — will thank you.
Ready to maintain your BMC like a pro? Visit an authorized dealer or the official BMC spare parts section and ask for the Bolt Kit – No 14. Safe riding!






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