Frenkit Performance Brake Caliper Rebuild Kit
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Frenkit Performance Brake Caliper Rebuild Kit - Subaru WRX STI (GD/GR) / Mitsubishi Lancer Evo (CP9A/CT9A/CZ4A) - Front Brembo 40/46mm
This Frenkit Performance kit fully rebuilds one front Brembo 4-piston caliper with 40mm and 46mm pistons. All four pistons are replaced with OE-specification parts, along with pressure seals, crossover o-rings and bleed screws, while the dust boots and bleeder caps are grey high-temperature silicone for hard road and track use.
Suits the Subaru Impreza WRX STI with Brembo brakes (GD Blobeye, Bugeye and Hawkeye, and GR hatch from 2008) and the Mitsubishi Lancer Evolution V to X GSR (Brembo).
Note: For the front Brembo 4-piston caliper with 40mm and 46mm pistons. One kit services one caliper; two are needed for a pair. Installation by a professional is recommended.
Features
- New 40mm and 46mm pistons built to OE specification
- Bleed screws and crossover o-rings included
- Replaces Mitsubishi 4605A571 / MR407375 and Subaru 26297FE010
- 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 Seal Rebuild Kit - Subaru WRX STI (GD/GG/GR) / Mitsubishi Evo (CP9A/CT9A/CZ4A) - Front Brembo
- Frenkit Brake Caliper Rebuild Kit - Subaru WRX STI (GD/GG/GR) / Mitsubishi Lancer Evo (CP9A/CT9A/CZ4A) - Front Brembo 4-Pot
- Frenkit Brake Pad Shim Kit - Subaru WRX STI (GD/GR) / Mitsubishi Evo (CP9A/CT9A/CZ4A) - Front Brembo 4-Pot
Not sure which kit suits your calipers? Contact our team at sales@chicaneaustralia.com.au.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Mitsubishi | Lancer Evolution VI | CP9A | 4G63 |
| Mitsubishi | Lancer Evolution V | CN9A | 4G63 |
| Mitsubishi | Lancer Evolution VII / VIII / IX | CT9A | 4G63 |
| Subaru | Impreza WRX / STI | GC | EJ20 |
| Subaru | Impreza WRX / STI | GD | EJ257 |
| Subaru | Impreza WRX STI | GR | EJ257 |
Product
- Brand
- Frenkit
- Part number(s)
- 674007
Details
- Product
- Performance brake caliper piston and seal rebuild kit
- Axle
- Front
- Caliper
- Brembo 4-piston
- Piston diameter
- 40mm and 46mm
- Contents
- 4 pistons, 4 seals, 4 dust boots, 2 o-rings, 2 bleed screws, 2 caps, temperature sticker (1 caliper)
- Material
- High-temperature silicone dust boots and caps (-60°C to +200°C, spikes to 300°C)
- Replaces
- Mitsubishi 4605A571, MR407375; Subaru 26297FE010
Contents
- 2 x 40mm pistons (OE specification)
- 2 x 46mm pistons (OE specification)
- 2 x 40mm pressure seals
- 2 x 46mm pressure seals
- 2 x 40mm high-temperature silicone dust boots
- 2 x 46mm high-temperature silicone dust boots
- 2 x caliper crossover port o-ring seals
- 2 x bleed screws
- 2 x high-temperature silicone bleeder caps
- 1 x caliper temperature sticker

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