We sell Brembo big brake upgrade kits for all models and years
including 993, Boxter, Cayman, 996, 997, GT3. Please call or email for
more information and pricing.

Rebel S Racing (RSR) Products Front Brembo Brake Upgrade Kit
Fits: 911 and 912(66-89) and 914. Must have 3.5" caliper bolt spacing.
The pictures do not do these new kits justice. They were designed and engineered specifically for the early 66-
89 911. The performance, bias and pedal feel of these new kits are awesome. True bolt on kit includes DOT
approved stainless steel braided brake lines. There are a dozen other benefits, some listed below.
- Cross drilled 323 x 28 mm high thermal discs for street or track use.
- Optimum brake bias with new piston and disc sizing.
- Lightweight monobloc Brembo Calipers.
- Designed to work with “existing” stock master cylinder.
- Fully enclosed and fully functional hand brake.
- Quick change pad design.
- Low cost disc replacement.
- Perfect for turbo, 3.6L, or any power performance upgrades. More HP needs more STOPPING power.
- 17" diameter and larger wheels are recommended.
"Typically, Porsche 1966-1989 Porsche 911 customers have had to upgrade the master cylinder in order to run
a brake upgrade. It is no longer necessary with the new kits due to new caliper, piston and disc sizing. These
new kits are ideal from every aspect. All components are made in either Italy, USA, or Germany."
***Specify Red, Silver, Black, or Yellow calipers upon ordering.


Rebel S Racing (RSR) Products Rear Brembo Brake Upgrade Kit
Fits: 911 and 912(66-89) with steel or aluminum trailing arms.
The pictures do not do these new kits justice. They were designed and engineered specifically for the early 66-
89 911. The performance, bias and pedal feel of these new kits are awesome. True bolt on kit includes DOT
approved stainless steel braided brake lines. There are a dozen other benefits, some listed below.
- Optimum brake bias with new piston and disc sizing.
- Lightweight 2-piece Brembo Calipers.
- Designed to work with “existing” stock master cylinder.
- Fully enclosed and fully functional hand brake.
- Quick change pad design.
- Low cost disc replacement.
- Perfect for turbo, 3.6L, or any power performance upgrades. More HP needs more STOPPING power.
- 16" diameter and larger wheels are recommended.
"Typically, Porsche 1966-1989 Porsche 911 customers have had to upgrade the master cylinder in order to run
a brake upgrade. It is no longer necessary with the new kits due to new caliper, piston and disc sizing. These
new kits are ideal from every aspect. All components are made in either Italy, USA, or Germany.
***Specify Red, Silver, or Black calipers upon ordering.



930 Rear Caliper Modification - To Fit 911's and 914's
This modification adapts rear 930 Turbo calipers to standard 911/Carrera trailing (banana) arm or 914-6
arm. The 930 calipers are very light, strong, and massive making them an ideal choice for upgrading the
ease of installation. Allows the use of larger 930 rotors. Requires 930 rear calipers.
Note: 930 front calipers fit 911 struts already so this modification is not needed for
the front.
$350/pair
Porsche/Brembo/Ate Caliper Rebuilding Services
We can rebuild or restore any Porsche, Brembo, or Ate caliper. Professionally done using genuine factory
seals. Included in service is: soda blasting, CAD plating, and powder coating is available for an extra cost.
Please inquire about our pricing.
Note: Many of these calipers are 25+ years old and difficult to find in near perfect condition. Soda blasted
calipers will not look perfect NOS OEM. They will still contain any imperfections already in the castings or
dings acquired over time.
Ate 23mm Master Cylinder
This is a special 23mm M.C. for non-boosted applications (pre 1977). Comes with correct length push rod.
Popular for cars with non-boosted MC and larger brake applications, such as Boxter front and rear.
$199
Rebel S Racing (RSR Products) Boxter Front Caliper Adaptor Kit
This complete kit adapts Brembo/Porsche 4 piston Boxter calipers to 911 front struts (69-89) with 3.5" bolt
spacing. The kit includes DOT approved stainless steel braided brake lines and proper banjo bolts. Kit
requires Porsche Boxter calipers and "Carrera" (1984-1989) rotors.
- CNC machined
- Anodized for great durability
- High quality metric hardware included
- DOT stainless steel braided lines included with grommets and banjo bolts
- Allows upgrade to 24mm wide "Carrera" rotors for improved heat dissipation and minimal brake fade.
- We can provide the calipers (new or used) and rotors if you need them.
Custom Machine Work
We also do custom machine work for many of our customers. These for example are a pair of 935 calipers we
machined to fit the rear SC or Carrera trailing arms by changing the offset and bolt spacing. We can also
modify the 944 turbo and 964 calipers to fit the same rear trailing arm. Please inquire.
- Complete OEM hard brake line kit for 914
Also Available:
- Porsche / Brembo four piston caliper adaptors. (available now)
- Braided Lines (available now)
- Proportioning Valves
Rebel S Racing (RSR Products) Boxter Front Caliper Kit with Boxter Calipers
Includes all the components of our Boxter front caliper adaptor kit (listed above) but comes with a pair of new
OEM Brembo / Porsche Boxter front calipers. This is an affordable lightweight front brake upgrade that
provides a significant amount of stopping power over the stock Ate configuration. Very popular among spec
911, PCA, and POC racing classes.
Rebel S Racing (RSR Products) Boxter Rear Caliper Adapter Kit
This complete kit adapts Brembo/Porsche 4 piston Boxter rear calipers to stock 911 rear trailing (banana)
arms (69-89) with 3.0" bolt spacing. Can be used with aluminum or steel trailing arms. Designed to work with
20mm wide rear rotors but will work with 24mm wide "Carrera" rotors.
- CNC machined
- Anodized for great durability
- High quality metric hardware included
- DOT stainless steel braided lines included with grommets and banjo bolts
- We can provide the calipers (new or used) and rotors if you need them.
capabilities of your 911 or 914. Machine work is professionally done to maximize strength and ease of
installation. Allows the use of larger 930 rotors. Requires 965 rear calipers. $350/pair