Features
SIZE

64 mm.
Before making your purchase, make sure to check the measurements of your glasses. This model is available in x lens width. All dimensions are listed in millimeters and include lens width, bridge, and temple length.
MATERIAL

Polycarbonate
EASY INSTALLATION

Easy Installation
All our spare parts are designed to fit perfectly with your original model. You can do it yourself at home by following our step-by-step instructions or videos.
Description

Original Ray-Ban RB4370M Ferrari replacement lenses
Bring your Ray-Ban RB4370M Ferrari sunglasses back to clear, comfortable vision without replacing the whole frame. These original Ray-Ban replacement lenses let you keep your Ferrari frame, save up to 60% compared with buying new sunglasses, and include free shipping.
Compatibility with the model
This replacement is made for the Ray-Ban RB4370M from the Ferrari collection. For a correct fit, your frame must be an original Ray-Ban frame and match the model and size printed on the temple. Replica frames or similar-looking models are not a reliable reference, because small differences in the rim can affect the fit.
How to identify your model and size
Check the inside of the temple arm. You should see RB4370M and size 64. That information confirms that the lens shape and fitting perimeter are the correct ones for this product. If your sunglasses show another model code or size, check before ordering.
Main features
- Brand: Ray-Ban
- Model: RB4370M
- Collection: Ferrari
- Size: 64
- Lens diameter: 69 mm
- Shape: square
- Lens material: polycarbonate
- Lens curve: Base 8
- Use: sunglasses
- Public: adult
- Product type: original
Available lens options
- 71 - dark green - plastic
- 80 - dark blue - plastic
- 6Q - red mirror - plastic
- 6G - grey silver mirror - plastic
Material, protection and lens finishes
These lenses are made of polycarbonate, a lightweight and resistant material suited to a sporty sun frame such as the RB4370M Ferrari. The Base 8 curve is important: it helps the lens follow the original wrap and sit correctly in the frame. All our sun lenses provide UV400 protection, blocking 100% of UVA and UVB rays.
Why replace only the lenses
If your frame is still in good condition, replacing only the lenses is the smartest solution. You reduce cost, keep the Ferrari design you already own and extend the life of the sunglasses. At ReplacementLenses.net we work daily with original Ray-Ban lenses, with over 600,000 glasses repaired and orders shipped to more than 50 countries since 2018.
Authenticity and logo
We are an official EssilorLuxottica distributor. As original Ray-Ban lenses, they include the Ray-Ban logo. In our own optical workshop in Granada, qualified opticians check lenses with a focimeter, and our MEI Easy Fit Trend equipment helps us work with precision every day.
Frequently asked questions
Do these lenses fit RB4370 or only RB4370M Ferrari?
This product is for the Ray-Ban RB4370M Ferrari. Similar-looking frames can have different lens geometry, so the safest check is the RB4370M code and size 64 on the temple.
How do I confirm the correct size?
Look inside the temple arm and verify size 64. If the number is different, do not force the lenses into the frame, as the fitting edge may not match.
Are they original Ray-Ban lenses?
Yes, this is an original Ray-Ban product for the RB4370M. We source through the official EssilorLuxottica channel, and original lenses include the Ray-Ban logo.
Are these glass or polycarbonate lenses?
The technical attribute for this model is polycarbonate. That gives a light feel and good resistance for everyday sun use and driving.
Can I install them myself?
It is possible if you have experience with sunglass lens replacement, but the Base 8 curve and snug rim require care. If you feel resistance, we recommend visiting an optician.
Are any options polarized?
Only select a polarized version if it is clearly marked as such in the lens option. The options listed here are identified by their official color and finish codes.
Tutorial
Installing Ray-Ban RB4370M replacement lenses
Before installation, check the inside of the temple: the frame should read RB4370M and size 64. This prevents fitting a lens into the wrong rim shape.
For plastic or nylon sun frames, lenses are usually fitted by pressure. Gentle warmth with lukewarm water or moderate warm air can help the rim flex slightly; never force the lens cold if it does not seat smoothly. Metal frames are normally opened with a screw, while rimless or semi-rimless constructions should be handled professionally.
If you are not used to changing Ray-Ban lenses, visit an optical store. A professional fitting reduces the risk of scratching the new lenses, stressing the frame or damaging the edge of the lens.
Be Eco-Friendly

Commitment to Quality and the Environment
At Replacementlenses.net, our commitment to both quality and the environment is at the core of our mission.
We understand the importance of sustainability in today’s world, which is why we offer replacement parts for your glasses. Our goal is to help you extend the life of your favorite eyewear, reducing waste and the need for new purchases.
By choosing our products, you not only save money but also contribute to a more sustainable future. We believe that every small effort counts and that together we can make a big difference in protecting our planet.
Additional information
| Weight | 25 g |
|---|---|
| Dimensions | 20 × 10 × 1 cm |
| Brand | Ray-Ban |
| Audience | Adult |
| Use | Sun |
| Product Type | Original |
| Shape | Square |
| Lenses Color | 6G – GREY MIRROR SILVER – PLASTIC, 6Q – RED MIRROR – PLASTIC, 71 – DARK GREEN – PLASTIC, 80 – DARK BLUE – PLASTIC |
| Lens material | Polycarbonate |
| Lens curvature | Base 8 |
| Width (mm) | 40, 69 |
| Height (mm) | 40, 69 |
| Front Material | Nylon |
| Ray-Ban Model | |
| Size | 64 |
| Collection | Ferrari |
| Temples Material | Metal, Plastic |
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