Frenkit Performance Brake Caliper Seal Rebuild Kit
Not sure which option fits your application? Contact Us — we're happy to help.
Frenkit Performance Brake Caliper Seal Rebuild Kit - Nissan Skyline GT-R (R33/R34) / 350Z Track (Z33) - Front Brembo 4-Pot 38/44mm
This Frenkit Performance kit reseals one front Brembo 4-piston caliper with 38mm and 44mm pistons. It replaces all four pressure seals and fits grey high-temperature silicone dust boots and bleeder caps that stay flexible after repeated hard stops.
Suits the Nissan Skyline GT-R (R33 and R34) with Brembo brakes and the Nissan 350Z Track (Z33) with Brembo brakes.
Note: For the front Brembo 4-piston caliper with 38mm and 44mm pistons. One kit services one caliper; two are needed for a pair. Installation by a professional is recommended.
Features
- Seals and boots for both 38mm and 44mm pistons
- Bleed screw included
- Grey high-temperature silicone dust boots and bleeder caps (peroxide-vulcanised)
- Rated for continuous use from -60°C to +200°C, with short spikes to 300°C
- Keeps its flexibility and strength after long heat exposure, where ordinary rubber hardens and cracks
- Caliper temperature sticker included to log peak caliper heat
Pairs Well With
- Frenkit Performance Brake Caliper Piston & Seal Rebuild Kit - Nissan Skyline GT-R (R33/R34) / 350Z Track (Z33) - Front Brembo 4-Pot 38/44mm
- Frenkit Brake Caliper Seal Rebuild Kit - Nissan Skyline GT-R (R33/R34) / 350Z Track (Z33) - Front Brembo 4-Pot 38/44mm
- Frenkit Performance Brake Caliper Piston & Seal Rebuild Kit - Mitsubishi Lancer Evo (CP9A/CT9A/CZ4A) / Nissan 350Z (Z33) Skyline GT-R (R32/R33/R34) / Subaru WRX STI (GR) - Rear Brembo 40mm
Not sure which kit suits your calipers? Contact our team at sales@chicaneaustralia.com.au.
Product
- Brand
- Frenkit
- Part number(s)
- 663803
Details
- Product
- Performance brake caliper seal rebuild kit
- Axle
- Front
- Caliper
- Brembo 4-piston
- Piston diameter
- 38mm and 44mm
- Contents
- 4 seals, 4 dust boots, 2 caps, bleed screw, temperature sticker (1 caliper)
- Material
- High-temperature silicone dust boots and caps (-60°C to +200°C, spikes to 300°C)
Contents
- 2 x 38mm pressure seals
- 2 x 44mm pressure seals
- 2 x 38mm high-temperature silicone dust boots
- 2 x 44mm high-temperature silicone dust boots
- 2 x high-temperature silicone bleeder caps
- 1 x bleed screw
- 1 x caliper temperature sticker
Vehicle fitment
Universal fit: this part suits any car. Check the specifications above for sizes and fittings.
| Make | Model | Chassis | Years | Versions | Engine | Brakes | Position |
|---|
Can’t see your car? Ask us and we’ll check fitment for you.

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