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Caliper Seals |Pistons
By OE Match
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits FRONT 38mm piston


Porsche 911 (930) Turbo 1978-89
Click 'Zoom in' for large parts diagram.
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035154700
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)


Porsche 911 (930) Turbo 1978-89
Click 'Zoom in' for large parts diagram.
Diagram ref no 42.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035255400
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
SIZE 30mm diameter
Porsche OE numbers 93035255501

Fits:
Porsche 930 Turbo 1978-89 REAR
Please check your caliper pistons size before ordering, this list below is just a guide
Click 'Zoom in' for large parts diagram.
Diagram ref no 41
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035255501
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356C 1963-65
SIZE 35mm diameter x 29mm height
Porsche OE numbers 90135209910
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 356C Rear
Porsche 912 1964-68 Rear
Porsche 911 1964-68 Rear
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135209910
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
SIZE 38mm diameter

Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 911 1976-83 REAR
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91135299300
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
SIZE 38mm diameter x 29mm height
Porsche OE numbers 90135299300, 90135209911, 93035155104,
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 911 1969-83 Rear
Porsche 911 2.7 Rear
Porsche 911S Rear
Porsche 911L Rear
Porsche 930 Front
Porsche 911 1974-83 Rear
Porsche 911 1984-89 Rear
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135299300
The product you are viewing cross references to these numbers
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
SIZE 38mm diameter x 33mm height
Porsche OE numbers 93035155104
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 930 Front
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93035155104
The product you are viewing cross references to these numbers
- 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
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91135242X00
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 356C 1963-65
SIZE 48mm diameter x 30mm height
Porsche OE numbers 90135109710
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 356C Front
Porsche 912 1964-68 Front
Porsche 911 1964-68 Front
Porsche 911T Front
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135109710
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
SIZE 48mm diameter x 30mm height

Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 911 1977-89 FRONT
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91135142500
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
SIZE 48mm diameter x 34mm height
Porsche OE numbers 91135191800
Please check your caliper pistons size before ordering, this list below is just a guide
Porsche 911 1969-77 Front
Porsche 911 1974-83 Front
Porsche 911 1984-89 Front
Porsche 911 S Front
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91135191800
The product you are viewing cross references to these numbers
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
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
1055955
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Rebuilds one front caliper
Includes:
4x 93035154700 Brake caliper piston scraper rings (Boot)
4x 93035155501 Brake caliper piston sealing rings

Porsche 911 (930) Turbo 1978-89
Diagram ref no 37 and 38.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PO-930FBCKIT
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Rebuilds one rear caliper
Includes:
4x 93035255400 Brake caliper piston scraper rings (Boot)
4x 93035255302 Brake caliper piston sealing rings

Porsche 911 (930) Turbo 1978-89
Diagram ref no 42 and 43.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PO-930RBCKIT
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
FRONT "S" type The S calipers are aluminium and the M calipers are steel


Porsche 911 1969-77
Now you can restore your brake calipers performance with our Rebuild Kits. Each kits includes the necessary seals and dust covers that you will need for the rebuild process. Sold per caliper.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135199800
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
FRONT. "M" type The S calipers are aluminium and the M calipers are steel


Porsche 911 1965-75
Now you can restore your brake calipers performance with our Rebuild Kits. Each kits includes the necessary seals and dust covers that you will need for the rebuild process. Sold per caliper.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135196411
The product you are viewing cross references to these numbers
-
disc brake front axle 911 TURBO 1978-83 602-05
-
disc brake rear axle 911 TURBO 1978-83 603-05
-
brake front axle 911 TURBO / CARRERA M491 1987-89 602-05
-
brake rear axle 911 TURBO / CARRERA M491 1987-89 603-05
-
Disc brake front 911 1970-73 602-00
-
Brake front axle 911 TURBO / CARRERA M491 1984-86 602-05
-
disc brake rear axle 911 TURBO / CARRERA M491 1984-86 603-05
-
Disc brake front 911 1974-77 602-00
-
Disc Brake Rear, Handbrake 911 1974-77 603-00
-
Disc brake rear 911 1970-73 603-00
-
disc brake front 911 UPTO 1968 602-00
-
disc brake front 911 1969 602-05
-
Disc brake rear 911 UPTO 1968 603-00
-
disc brake rear 911 1969 603-05
-
disc brake front 911 TURBO 1975-77 602-00
-
disc brake rear, handbrake 911 TURBO 1975-77 603-00
OEMatch Caliper Seals |Pistons — Stopping Power, Consistent Control
OEMatch caliper seals and pistons for Porsche models restore hydraulic integrity and consistent brake response. These restoration and repair components are practical alternatives when genuine or OEM parts are unavailable, offering direct-fit replacements engineered to match original-spec dimensions and tolerances. OEMatch maintains extensive cross-references to support model-specific servicing.
Available Types
- Seal kits — piston seals and dust boots
- Replacement pistons — steel and phenolic options
- Rebuild kits including seals, pistons and associated fittings
Understanding OEMatch Caliper Seals |Pistons
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche's original caliper seals and pistons. OE (Original Equipment) refers to parts matching original specifications for the caliper seals and pistons and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM caliper seals and pistons engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Caliper pistons convert hydraulic pressure into pad clamping force while seals retain fluid and exclude contamination. Correct materials, surface finish and seal geometry reduce the risk of corrosion, piston scoring and sticking. Components listed here are chosen to address common Porsche service needs and to support caliper rebuilds across different models.
Benefits Include
- Restores hydraulic integrity to prevent leaks and maintain consistent pedal feel
- Improves caliper response and even pad wear
- Reduces corrosion and fluid-related deterioration
- Supports reliable retraction and balanced braking across wheels
Why Caliper Seals |Pistons Wear and Fail
- Aging and brake fluid degradation that harden or swell seals
- Corrosion and pitting on pistons from moisture ingress
- Heat damage from sustained or aggressive braking
- Contamination or debris causing seal abrasion and piston scoring
The Importance of Replacing with OEMatch Caliper Seals |Pistons
Worn seals and pistons compromise braking performance and can lead to leaks, uneven braking or sticking calipers. Replacing these parts restores consistent system pressure, pedal feel and safety-critical function; selecting components matched to Porsche specifications helps maintain correct clearances and long-term reliability without altering system behaviour.
Advantages
- High-quality materials chosen for corrosion and fluid resistance
- Made to original-spec dimensions and tolerances for Porsche models
- Suitable for restorations, routine servicing and caliper rebuilds
Support & Advice
These items affect safety-critical systems. Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and replace fasteners where specified. If you lack the correct tools or are unsure about hidden sensors or required recalibration, seek professional installation.