Strength without the weight
Forged in one piece from 7075 aluminium, NH-4 has high stiffness and low weight in the same body.
A one-piece 7075 forging with four pistons, for light track and sports cars.
NH-4, photographed: one-piece forging, 7075 aluminium, hard anodised, 281.2 × 149.3 × 72.9 mm.

Forged in one piece from 7075 aluminium, NH-4 has high stiffness and low weight in the same body.
It stays stable through repeated hard braking on track, and the braking force does not fade away.
Made for hard driving and real competition, with steel piston inserts.
One side of the caliper, drawn to scale. The other side mirrors it.
Weight
Long
Mount spacing
Fluid volume
Front or rear axle. Light race and sports cars: Toyota 86, Subaru BRZ, Honda Civic Type R, BMW 1 Series, Audi S3.
Disc and wheel drawn to scale, with the NH-4 at its true length.
NH-4 comes hard anodised, like NH-6: the surface of the aluminium is turned into a hard oxide layer.


The colours drawn in pixels, and photographed by NETZSCH.
NH-4 as it leaves the factory, photographed by NETZSCH.





NETZSCH pairs NH-4 with NH70 race pads and N145 high-carbon race discs.
| Pistons | 4: Ø44 and Ø38 mm |
|---|---|
| Piston area | 53.09 cm² |
| Pad area | 60.9 cm² |
| Weight | 2.66 kg |
| Size (L × W × H) | 281.2 × 149.3 × 72.9 mm |
| Construction | One-piece forging, 7075 aluminium |
| Piston inserts | Steel |
| Fluid volume | 95.56 mL |
| Mount spacing | 180 mm |
| Mount offset | 42 mm |
| Mount hole | 12.23 mm |
| Discs | 300 to 355 × 28, 30 or 32 mm for 15 to 19 in wheels, front or rear |
| Finishes | Hard anodised |
| Works with | NH70 · NH65 pads, N145 discs |
Caliper pairs and kits with N145 discs, brackets and lines matched to your car.
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