Description
Seat Leon 5F V-Maxx Big Brake Kit 355 mm 6-piston
The big brake kit Leon 5F 355 mm from V-Maxx is a performance brake kit for the front axle of the Seat Leon 5F with 355 mm two-piece brake discs and 6-piston calipers made of forged aluminium.
This kit is intended for the Leon 5F with aluminium steering knuckles, Ø55 mm front shock absorbers and an output of 77 to 228 kW. If you use the car on the track, you benefit from the way this kit handles heat: the caliper, bracket and bell are made of aluminium, which conducts heat about five times better than steel, and the grooved discs have directional cooling channels. As a result, the braking performance stays consistent under repeated hard braking.
V-Maxx supplies the kit ready to fit with sport brake pads with TÜV approval and vehicle-specific adapters for the original rubber brake hoses. Thanks to the TÜV certificate according to §19.3, the kit is approved for use on public roads, and the Dutch manufacturer gives a 2-year warranty.
Key benefits
- 355 mm brake discs with ultra-light floating aluminium bells
- 6-piston calipers, forged from aluminium
- High-carbon steel: two-piece, grooved discs with directional cooling channels
- Much less fade under repeated heavy braking
- Complete package: sport brake pads with TÜV approval and vehicle-specific adapters are included
- Original brake hoses connect directly to the adapters
- TÜV §19.3: also approved for use on public roads
- 2-year warranty from V-Maxx Autosport
Suitable for
Seat Leon 5F (September 2012 to April 2020), 77 to 228 kW, aluminium steering knuckle
- Seat Leon (5F) with Ø55 mm front shock absorbers, September 2012 to April 2020: all versions from 77 to 228 kW.
- Only for cars with original brake discs of at least Ø288 mm at the front and Ø271 mm at the rear.
- Please note: only for cars with an aluminium steering knuckle and a Ø55 mm shock absorber clamp.
Minimum wheel size: 18 inch. Check the clearance with the fitment template (WFC, Wheel Fitment Chart); in some cases a wheel spacer is required.
Technical specifications
- Manufacturer: V-Maxx Autosport (Netherlands)
- Part number: 20 SE355 01
- Brake discs: 355 mm, two-piece, grooved, high-carbon steel with floating aluminium bell
- Calipers: 6-piston, forged aluminium
- Brake pads: V-Maxx sport brake pads with TÜV approval
- Minimum wheel size: 18 inch
- Approval: TÜV §19.3
- Axle: front axle
- Included: calipers, brake discs with bells, brake pads, vehicle-specific adapters and fitting hardware
Fitting and delivery
Fit the big brake kit Leon 5F 355 mm according to the V-Maxx fitting instructions supplied. The kit only fits cars with original steering knuckles, here the aluminium knuckle with Ø55 mm clamp. Clean the brake kit with mild soap; wheel cleaner attacks the aluminium and is therefore not suitable. For heavy track use, V-Maxx recommends removing the dust seals from the calipers.
V-Maxx Steelflex steel braided brake hoses for the front axle (620 mm, set of 2) with PTFE inner hose and TÜV approval are available as an option, as are Ferodo Super Formula brake fluid (500 ml) and a V-Maxx wear indicator set. Delivery time: 4 to 7 days.
For a Leon 5F with up to 228 kW that has to keep braking consistently on the track, 355 mm discs and six pistons per caliper are the logical step.
Why choose this big brake kit Leon 5F 355?
The big brake kit Leon 5F 355 mm offers 6-piston calipers and large discs, while 18 inch wheels are already sufficient. The two-piece discs with floating aluminium bell, the aluminium calipers and brackets and the cooling channels in the discs together ensure fast heat dissipation. This keeps the braking performance the same, even after several hard stops in a row. Because everything is included in the kit, including the TÜV certificate, you have a complete solution for road and track.
Frequently asked questions
What is the difference between the 355 and 365 mm kits for the Leon 5F?
Both have 6-piston calipers and the same application. The big brake kit Leon 5F 355 mm fits wheels from 18 inch; the 365 mm kit (20 SE365 01) has a larger disc and requires at least 19 inch.
Does the kit fit every Leon 5F?
No. The kit fits the Leon 5F with aluminium steering knuckle and Ø55 mm shock absorber clamp, from 77 to 228 kW and with original brake discs of at least Ø288 mm at the front and Ø271 mm at the rear. For the steel knuckle with Ø50 mm clamp, V-Maxx offers the 330 mm kit 20 SE330 10; for the aluminium knuckle there is also the 330 mm kit 20 SE330 11.
Can I use this kit on public roads?
Yes. Thanks to the TÜV certificate according to §19.3, the kit is approved for use on public roads, even if the car has an officially approved power upgrade. The kW limits in the application list refer to the original output.
Is it normal for the brake pads to click?
Yes. The pads deliberately have 1 to 1.5 mm of play so they do not seize when hot. As a result, you hear a short click when you change between driving forwards and reversing.
What is the delivery time?
The delivery time is 4 to 7 days.
Delivery outside the European Union: different shipping costs may apply. Don’t worry: we will email you as soon as possible after your order and agree the shipping with you. You are not committed to anything without your consent.





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