- -€63.29
14? Set with Heavy Duty Springs for Heavily Loaded Touring Motorcycles (>109 kg). Mono-tube with IFP, 3-position QSR rebound, and 6061-T6 aluminum body. For FLT/Touring 1993–2024.
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Control with a loaded bike. The FOX IFP-QSR 14? Heavy Duty are designed for Touring riders who frequently travel with a passenger and luggage, offering HD linear rate springs to support the weight without sacrificing comfort. The mono-tube architecture with internal floating piston (IFP) separates nitrogen from oil to prevent aeration, maintaining consistent damping even on long routes or bumpy roads.
QSR Selector — 3 rebound positions
- 1. Soft: comfort on bumpy roads.
- 2. Medium: control/comfort balance for any road.
- 3. Firm: 'glued to the road' feel on smooth, winding sections.
The 6061-T6 aluminum body Ø1.5? with Type III hard anodizing dissipates heat better and reduces weight. The hard chrome Ø5/8? shaft features a low-friction super-finish that improves initial sensitivity. The preload comes with guide marks for quick sag adjustment.
Technical Specifications
| Application | Harley-Davidson FLT/Touring 1993–2024 |
|---|---|
| Architecture | Mono-tube gas (IFP), high-flow deflective disc valves |
| Lengths | Ext. 14.06? · Comp. 10.75? · Travel 3.31? |
| Adjustments | QSR 3-position rebound · Spring preload |
| Body | 6061-T6 aluminum Ø1.5?, Type III hard anodizing |
| Shaft | Hard chrome Ø5/8?, low friction |
| Spring | Heavy Duty linear rate — recommended for regular loads >109 kg |
| Mounting | Upper eye · Lower eye |
| Maintenance | 100% rebuildable and re-valvable |
| Finish | Matte black spring · Black anodized preload ring |
| Ref. | MCS 701750 |
Key Benefits
- Stability with a loaded bike and passenger.
- Consistent damping thanks to the IFP.
- Instant rebound adjustment (QSR) to tailor the response.
STD vs. HD
Heavy Duty (this model): for regular loads >109 kg (rider + passenger + luggage). For loads ?109 kg, choose the Standard Duty version.
Installation
- Adjust sag using the guide marks.
- Check torque settings and clearances with saddlebags/fenders.
- MOTORCYCLE BRANDS
- HARLEY DAVIDSON
- HARLEY DAVIDSON MODELS
- Touring