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Caliper and Brake Lines
- 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 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- 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 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits:
Porsche 356 1950-65
Porsche 911 1965-89
Porsche 924S 1986-88
Porsche 928 1978-95
Porsche 944 1982-91
Porsche 964 1989-94
Porsche 968 1992-95
Diagram ref no 5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91435566701
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
The OE Match Brake Line Kit is a complete replacement hard brake pipe set for early Porsche 911 models with a single-circuit braking system and without a brake booster.
Set Of 9.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F) (LHD Cars)
The kit contains 9 brake lines required to renew the vehicle's rigid hydraulic brake pipework. These lines carry pressurised brake fluid from the master cylinder through the braking circuit to the wheel brakes.
Designed for left-hand-drive Porsche 911 models from 01/1963 to 07/1967, the pipes are supplied ready to be carefully formed and routed to match the original installation.
This kit is particularly suitable for restoration projects or for replacing original brake pipes that have become corroded, damaged or unsafe through age.
What This Product Does:
Brake lines are an essential part of the vehicle's hydraulic braking system.
When the brake pedal is pressed, the master cylinder generates hydraulic pressure in the brake fluid. The rigid brake lines carry this pressure through the vehicle to the braking components at each wheel.
The brake line system therefore helps:
- Transfer hydraulic pressure from the master cylinder to the brakes
- Provide consistent braking response
- Maintain a sealed hydraulic circuit
- Prevent loss of brake fluid
- Support reliable operation of the braking system
- Maintain the correct routing of brake fluid around the vehicle
Because this application uses a single-circuit braking system, maintaining the integrity of every brake pipe is especially important.
Symptoms Of Wear Or Failure:
Brake pipes are exposed to moisture, road contamination, vibration and corrosion throughout the life of the vehicle.
Common signs that brake lines may require replacement include:
- Visible rust or corrosion on the pipes
- Heavy pitting of the metal surface
- Flaking or weakened pipework
- Dampness or brake fluid around a pipe
- Brake fluid leaking from unions or damaged sections
- Falling brake fluid level
- Soft or spongy brake pedal
- Pedal travelling further than normal
- Reduced braking performance
- Brake warning symptoms associated with fluid loss
- Damaged, crushed or incorrectly bent brake lines
- Corroded pipe unions that can no longer be serviced reliably
- Brake pipes identified as unsafe during inspection or restoration
Any evidence of leaking or severely corroded brake pipework should be treated as a safety-critical issue.
Why Replacement Matters:
- Brake lines must withstand considerable hydraulic pressure every time the brakes are applied.
- Corrosion gradually reduces the wall thickness of a steel brake pipe. If deterioration becomes severe, the pipe can begin to leak or may rupture when the braking system is pressurised.
- A brake fluid leak reduces hydraulic pressure and can cause a substantial loss of braking performance. This is particularly significant on a single-circuit system, where a major hydraulic failure can affect the braking system much more extensively than on later dual-circuit arrangements.
- Replacing ageing brake pipes before they fail helps restore the integrity of the hydraulic circuit and ensures braking pressure can be transmitted safely to the wheel brakes.
- A complete line kit is also useful during a full restoration, allowing multiple decades-old pipes to be renewed together rather than retaining potentially weakened original sections.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
1661500310
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
Fits:
Porsche 911 2.0 01/1963-07/1968 RHD Cars
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
1661500810
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)
The OE Match Brake Line Kit is a complete replacement hard brake pipe set designed for early Porsche models equipped with a single-circuit braking system and without a brake booster.
Set Of 9.
Fits:
- Porsche 911 1967-1968 2.0L / 912 SWB (F) (LHD Cars)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F) (LHD Cars)
The kit contains 9 brake lines used to renew the rigid hydraulic pipework that carries brake fluid from the master cylinder to the braking components around the vehicle.
Designed for early left-hand-drive applications, the pipes are supplied ready to be carefully formed and routed to match the original installation. This makes the kit particularly suitable for restoration work or replacement of original brake lines that have become corroded, damaged or unsafe through age.
What This Product Does:
The brake lines form a vital part of the vehicle's hydraulic braking system.
When the brake pedal is pressed, the master cylinder creates hydraulic pressure in the brake fluid. The rigid brake pipes transfer this pressure through the vehicle to the brakes at each wheel.
Their main functions include:
- Carrying pressurised brake fluid through the braking system
- Transferring hydraulic force from the master cylinder to the wheel brakes
- Maintaining a sealed hydraulic circuit
- Supporting consistent and predictable braking
- Preventing brake fluid loss
- Maintaining the correct factory routing of the braking system
- Providing reliable hydraulic connections between braking components
Because this vehicle uses a single-circuit brake system, maintaining the integrity of the complete hydraulic circuit is particularly important.
Symptoms Of Wear Or Failure:
Steel brake pipes are exposed to moisture, road dirt, salt, vibration and repeated temperature changes. Over time, they can corrode or become mechanically damaged.
Common signs that brake pipes may require replacement include:
- Visible surface rust or corrosion
- Heavy pitting of the metal pipework
- Flaking or weakened sections of pipe
- Brake fluid leaking from a pipe or union
- Damp or oily-looking areas around brake connections
- Falling brake fluid level
- Soft or spongy brake pedal
- Increased brake pedal travel
- Reduced braking performance
- Brake pedal gradually sinking under pressure
- Damaged, kinked or crushed brake pipes
- Corroded fittings that can no longer be serviced safely
- Brake pipes flagged as unsafe during inspection
- Deterioration discovered during restoration work
Any leaking or heavily corroded brake line should be treated as a safety-critical fault.
Why Replacement Matters:
- Brake lines must withstand substantial hydraulic pressure every time the brakes are applied.
- Corrosion gradually reduces the wall thickness of the metal pipe. If deterioration progresses far enough, the line may begin to leak or can rupture when the brakes are applied.
- A loss of brake fluid reduces hydraulic pressure and can cause a serious reduction in braking performance. This is particularly significant on a single-circuit system, because one major hydraulic failure can affect the braking system much more extensively than on later dual-circuit designs.
- Replacing deteriorated brake lines before they fail helps restore the integrity of the braking circuit and ensures hydraulic pressure can be transmitted safely to the brakes.
- Renewing the complete set during a restoration is also beneficial because it avoids retaining other ageing sections of original brake pipe that may be approaching the same level of deterioration.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
1661500410
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)
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
Fits:
Porsche 356 B/C 1.6-2.0 01/59-12/65
Porsche 911 2.0-3.3 01/63-07/89
Porsche 912 1.6 01/65-02/70
Porsche 914 1.7-2.0 01/69-02/76
Porsche 959 2.8 01/86-04/91
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91435565100
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)
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
Fits:
Porsche 356 B/C 1.6-2.0 01/59-12/65
Porsche 911 2.0-3.3 01/63-07/89
Porsche 912 1.6 01/65-02/70
Porsche 914 1.7-2.0 01/69-02/76
Porsche 959 2.8 01/86-04/91
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91435565100
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 1975-1977 3.0L Turbo (930)
- Porsche 914 (1970-1976)
Sold Each.
Fits:
Porsche 911 1970>>1973
Porsche 911 1974>>1977
Porsche 911/912 1967>>1969
Porsche 911 Turbo 1975>>1977
Porsche 914 1970>>1976
Diagram Ref No 20
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90435590200
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
Fits:
Porsche 911 / 912 1965-1968
Click 'Zoom in' for large parts diagram.
Diagram ref no 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135561104
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
Fits:
Porsche 911 / 912 1965-1968
Diagram ref no 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135561104
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 1975-1977 3.0L Turbo (930)

Porsche 911 1968-76 LHD Cars
Porsche 911 (930) 1975-76 LHD Cars
Click 'Zoom in' for large parts diagram
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135561902
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 1975-1977 3.0L Turbo (930)

For LHD (Left Hand Drive) cars
Porsche 911 1968 - 1976
Porsche 911 (930) 1975 - 1976
Diagram ref no 24
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9013556200Y
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 1968-71 RHD Cars
This product supersedes Porsche's old part numbers:
- 90135562400
Click 'Zoom in' for large parts diagram
Diagram ref no 29
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135562402
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 1968-73 LHD Cars
Click 'Zoom in' for large parts diagram
Diagram ref no 29
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135561202
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 1975-1977 3.0L Turbo (930)
The Porsche Front Brake Caliper Compensating Line (S-Caliper) is a genuine brake hydraulic component designed to connect the hydraulic chambers within Porsche S-type front brake calipers. Engineered to Porsche's exact specifications for fit, pressure resistance and reliability, this compensating line ensures even brake fluid distribution throughout the caliper assembly, enabling consistent braking performance and balanced brake pad application.
Fits:
- Porsche 911 1969 2.0L / 912 SWB (F)
- Porsche 911 1968-1971 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1975-1977 3.0L Turbo (930)
Diagram Ref No 18
Manufactured from high-quality corrosion-resistant metal tubing, the compensating line is designed to withstand the high hydraulic pressures, temperature fluctuations and demanding operating conditions experienced within the braking system. Precision-formed to match the original factory design, it provides secure, leak-free fluid transfer between caliper sections.
What This Product Does:
- Transfers brake fluid between brake caliper hydraulic chambers.
- Ensures balanced hydraulic pressure throughout the caliper assembly.
- Supports even brake pad application across the brake disc.
- Maintains consistent braking performance.
- Helps optimise braking efficiency and control.
- Provides reliable hydraulic fluid circulation within the caliper.
- Supports safe and predictable braking operation.
- Forms an essential part of the front brake hydraulic system.
Symptoms Of Wear Or Failure:
- Brake fluid leaks around the caliper assembly.
- Reduced braking performance.
- Soft or spongy brake pedal feel.
- Uneven brake pad wear.
- Inconsistent braking response.
- Loss of hydraulic pressure.
- Visible corrosion or damage to the brake line.
- Brake warning light illumination due to fluid loss.
- Fluid contamination around the caliper.
- Reduced braking confidence and control.
Why Replacement Matters:
- Brake compensating lines operate under extremely high hydraulic pressures and are continually exposed to moisture, road contaminants, heat cycles and environmental corrosion. Over time, corrosion, physical damage or fatigue can compromise the integrity of the line and increase the risk of fluid leakage.
- A damaged compensating line can reduce hydraulic pressure within the brake caliper, resulting in diminished braking performance, uneven brake operation and increased stopping distances. Because the braking system is a critical vehicle safety system, any hydraulic leak or loss of pressure should be addressed immediately.
- Replacing a worn or damaged compensating line restores proper hydraulic fluid transfer and ensures the brake caliper functions as intended. A genuine Porsche replacement provides factory-correct fitment, dependable sealing and long-term durability, helping maintain the braking performance, safety and driving confidence expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135199
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 1975-1977 3.0L Turbo (930)
The OE MATCH Front Brake Caliper Compensating Line (S-Caliper) is a brake hydraulic component designed to connect the hydraulic chambers within Porsche S-type front brake calipers. Engineered to Porsche's exact specifications for fit, pressure resistance and reliability, this compensating line ensures even brake fluid distribution throughout the caliper assembly, enabling consistent braking performance and balanced brake pad application.
Fits:
- Porsche 911 1969 2.0L / 912 SWB (F)
- Porsche 911 1968-1971 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1975-1977 3.0L Turbo (930)
Diagram Ref No 18
Manufactured from quality corrosion-resistant metal tubing, the compensating line is designed to withstand the high hydraulic pressures, temperature fluctuations and demanding operating conditions experienced within the braking system. Precision-formed to match the original factory design, it provides secure, leak-free fluid transfer between caliper sections.
What This Product Does:
- Transfers brake fluid between brake caliper hydraulic chambers.
- Ensures balanced hydraulic pressure throughout the caliper assembly.
- Supports even brake pad application across the brake disc.
- Maintains consistent braking performance.
- Helps optimise braking efficiency and control.
- Provides reliable hydraulic fluid circulation within the caliper.
- Supports safe and predictable braking operation.
- Forms an essential part of the front brake hydraulic system.
Symptoms Of Wear Or Failure:
- Brake fluid leaks around the caliper assembly.
- Reduced braking performance.
- Soft or spongy brake pedal feel.
- Uneven brake pad wear.
- Inconsistent braking response.
- Loss of hydraulic pressure.
- Visible corrosion or damage to the brake line.
- Brake warning light illumination due to fluid loss.
- Fluid contamination around the caliper.
- Reduced braking confidence and control.
Why Replacement Matters:
- Brake compensating lines operate under extremely high hydraulic pressures and are continually exposed to moisture, road contaminants, heat cycles and environmental corrosion. Over time, corrosion, physical damage or fatigue can compromise the integrity of the line and increase the risk of fluid leakage.
- A damaged compensating line can reduce hydraulic pressure within the brake caliper, resulting in diminished braking performance, uneven brake operation and increased stopping distances. Because the braking system is a critical vehicle safety system, any hydraulic leak or loss of pressure should be addressed immediately.
- Replacing a worn or damaged compensating line restores proper hydraulic fluid transfer and ensures the brake caliper functions as intended.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90135199
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 1975-1977 3.0L Turbo (930)
- Porsche 914 (1970-1976)
For cars without brake servo
Fits:
For Left Hand Drive Cars (LHD)
Porsche 911 2.0-3.0 08/67-12/77
Porsche 911 turbo 1975-77
Porsche 912 1.6 08/67-02/70
Porsche 914 1.7-2.0 01/69-02/76
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG35506100
The product you are viewing cross references to these numbers
Porsche Calipers & Brake Lines | Design911 Precision Components for Hydraulic Pressure, Control & Performance
Calipers and brake lines are critical elements of your Porsche’s braking system, working together to deliver consistent hydraulic pressure and stopping power. The caliper converts fluid pressure into mechanical force, pressing the brake pads against the disc, while the brake lines ensure precise fluid transfer throughout the system. Maintaining these components in top condition is essential for safety, braking balance, and pedal feel — especially in high-performance or demanding driving environments.
At Design911, we offer a premium range of brake calipers and lines, designed for precision fitment, strength, and reliability. Each component is crafted using corrosion-resistant materials and advanced engineering to deliver consistent hydraulic response, heat resistance, and long-term durability. Whether for road use, restoration, or motorsport applications, our products ensure your Porsche’s braking system performs at its absolute best.
What Do Calipers & Brake Lines Do?
Brake calipers and lines form the hydraulic backbone of the braking system, converting pedal force into controlled, powerful deceleration.
Core Functions:
• Calipers apply clamping force to the brake pads against the discs.
• Brake lines transfer pressurised fluid from the master cylinder to the
calipers.
• Ensure consistent pressure and braking balance across all wheels.
• Support heat dissipation and smooth hydraulic operation.
• Maintain precise pedal feel for confident braking control.
Together, these components ensure your Porsche’s brakes deliver the precision, power, and stability required for road and track use alike.
Why Do Calipers & Brake Lines Fail or Degrade?
Both components are exposed to extreme heat, pressure, and environmental elements — conditions that can lead to wear, corrosion, and eventual failure.
Common Causes of Failure Include:
• Corrosion or rust on calipers and fittings.
• Leaking hydraulic seals or damaged pistons.
• Cracked or bulging rubber brake hoses.
• Air or moisture contamination in the hydraulic system.
• Brake fluid degradation causing internal corrosion.
• Physical damage from debris, impact, or improper installation.
When calipers or brake lines fail, braking performance becomes inconsistent or unsafe — with symptoms like spongy pedals, fluid leaks, or uneven braking response.
Why Replace or Upgrade Your Porsche Calipers & Brake Lines?
Replacing worn or corroded components ensures your braking system operates safely and efficiently. Upgrading to high-performance or stainless-steel brake lines enhances pressure consistency and pedal feel, while refurbished or precision-engineered calipers restore perfect hydraulic control.
Key Benefits:
• Restores full hydraulic braking performance.
• Improves pedal responsiveness and feel.
• Eliminates leaks, corrosion, and pressure loss.
• Enhances braking stability under high temperatures.
• Available in performance and standard replacement options.
• Suitable for classic and modern Porsche models.
Design911’s Porsche calipers and brake lines deliver uncompromising reliability and precision — ensuring your Porsche stops with the same confidence it accelerates.
Highlights
• High-quality Porsche brake calipers and hydraulic lines.
• Engineered for performance, durability, and exact fitment.
• Stainless-steel braided options for improved pressure stability.
• Corrosion- and heat-resistant construction.
• Perfect for road, race, and restoration applications.
• Compatible with a wide range of Porsche models.