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- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
SIZE 42mm diameter x 30mm height
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 911 1984-89 REAR
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91135242X00
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Price is for each Piston
*** Please check the piston diameter you need as some calipers take two different sizes. Sizes shown are the piston outer diameter (OD), The height of the pistons is 32mm
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1055955
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.jpg?width=197 "Rear Brake Caliper Piston and Seal Kit 36mm. Porsche 924 / 944 / 928 - 92835294100 - 236966")
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- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Rear Brake Caliper Piston & Seal Kit
1 kit per caliper - 2 required per car
High-quality rear brake caliper piston and seal kit designed for a range of classic Porsche transaxle and V8 models including the Porsche 924 turbo, 924S, 944 and 928 models
This complete rebuild kit is designed for rear brake
calipers fitted with 36mm pistons and provides the essential components
required to restore braking performance, hydraulic sealing, and smooth piston
operation.
Fits:
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Kit includes
1 x 36mm caliper piston
1 x 36mm piston
dust cap
1 x 36mm piston seal
1 x retaining spring
1 x bleed nipple and
cover
Manufactured to OEM specifications, these components ensure precise fitment, long-term durability, and reliable braking performance for classic Porsche models.
Key Features
• Rear brake caliper piston and seal kit
• Designed for 36mm rear brake calipers
• OEM-quality materials for reliability and durability
• Restores hydraulic sealing and piston movement
• Ideal for restoration and brake servicing projects
Function and Purpose
This kit is essential for maintaining rear brake caliper performance.
It helps to:
• Restore smooth caliper piston operation
• Maintain hydraulic pressure and braking consistency
• Prevent brake fluid leaks
• Protect pistons from dirt and moisture ingress
• Ensure safe and reliable braking performance
Why Replace Brake Pistons & Seals?
Brake caliper components can deteriorate over time due to age, moisture, and heat exposure.
Common issues include:
• Corroded or sticking pistons
• Worn or leaking piston seals
• Cracked dust caps
• Reduced braking efficiency
• Uneven brake performance
Replacing worn pistons and seals restores safe braking operation and improves reliability.
Related reference numbers
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928107236
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