Seat Belts - FRONT

Fits
Porsche 356 1962-65
Rennline's 3 point retractable seat belt kit is designed to fit the 1962-1965 Porsche 356C front driver and passenger seats.
Each seat belt comes with a chrome lift latch buckle and nickel snap hook end fittings.
The 47mm polyester webbing is sourced from Germany and is available in a variety of different colors, with color-coordinated stitching. Mounting hardware included.
These seat belts are certified to meet FMVSS209.
This product is made to order. Please allow for a 4-6 week lead time.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SA-5051-
The product you are viewing cross references to these numbers
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits: Left or Right, RHD or LHD Cars
DesignTek 6 point is a professional saloon race / rally harness with 3" wide shoulder and lap straps with clip on fittings. Featuring ultra lightweight alloy adjusters on the shoulder straps with an option of having the same adjusters on the lap belts.
The buckle is a aircraft style quick release.
- FIA Approved
- Suitable For Saloon Car Racing Or Rally Cars
- Professional Lightweight Alloy Adjusters
- 3" Wide Shoulder And Lap Belts
- Clip On Fixings
- Eye Bolts Supplied
- Lightweight Twist Buckle Release
6 colours:
Black, Blue, Green, Red, Silver, Yellow
Porsche Front Seat Belts | Design911 Safety Harnesses for Comfort & Performance Driving
Front seat belts are essential for both safety and driving comfort, ensuring driver and passenger protection in every Porsche. Designed to restrain occupants effectively during braking or collision, a high-quality seat belt system also enhances driving confidence and compliance with modern safety standards. Whether your Porsche is a classic restoration or a high-performance model, maintaining reliable seat belts is critical for safety, performance, and authenticity.
At Design911, we stock a comprehensive range of front seat belts, retractors, buckles, and mounting components engineered for precise fitment and long-term durability. Each component is built from high-strength webbing and precision mechanisms that deliver smooth retraction and secure locking performance. Ideal for restorations, replacements, or upgrades, our seat belts combine reliability, comfort, and Porsche-level engineering precision.
What Do Front Seat Belts Do?
Front seat belts are a key part of your Porsche’s safety system, designed to secure the driver and passenger during sudden movements or impacts.
Core Functions:
• Restrict forward movement during braking or collisions.
• Distribute impact forces safely across the body.
• Integrate with airbags and other restraint systems.
• Ensure proper seating posture during performance driving.
• Provide both safety compliance and interior refinement.
High-quality seat belts not only improve occupant protection but also preserve the authentic look and feel of your Porsche interior.
Why Do Front Seat Belts Fail or Degrade?
Over time, seat belts and related mechanisms can wear or lose reliability due to repeated use and environmental exposure.
Common Causes of Failure Include:
• Frayed or faded webbing from UV exposure or age.
• Locking mechanisms sticking or failing to retract smoothly.
• Contamination from dirt, grease, or spilled fluids.
• Worn pre-tensioners or corroded anchor points.
• Deformation or malfunction from previous accident stress.
A failing seat belt may compromise safety, comfort, and even MOT certification — making timely replacement essential for both peace of mind and legal compliance.
Why Replace or Upgrade Your Porsche Front Seat Belts?
Replacing worn or damaged seat belts restores safety and ensures proper operation in every driving condition. Upgraded systems provide improved performance, modern materials, and period-correct finishes for restorations.
Key Benefits:
• Restores occupant safety and restraint efficiency.
• Ensures smooth retraction and secure locking performance.
• Available in standard, sport, and harness configurations.
• Offered in multiple colours and finishes for interior matching.
• Direct-fit solutions for Porsche 911, 944, 968, Boxster, Cayman, and 718
models.
• Ideal for restorations, performance builds, or compliance upgrades.
Design911’s Porsche front seat belts deliver the perfect balance between safety, functionality, and heritage authenticity — built for drivers who demand precision and reliability.
Highlights
• Premium Porsche front seat belts and harness components.• Constructed from high-strength webbing and engineered hardware.
• Smooth retracting and locking performance.
• UV- and wear-resistant for long service life.
• Compatible with classic and modern Porsche models.
• Perfect for safety upgrades, restorations, and track-day preparation.