REAR MASTER CYLINDER


Following the front master cylinder, which is used on the street and in the race scene both in Japan and overseas, the rear master cylinder is now available.
*The machined aluminum tank is an optional item.


 
Φ12 piston uniquely designed

Designed specifically for Φ32 and Φ34 opposed 2-piston calipers.
When Brembo and other opposed 2-piston calipers (Φ32 and Φ34) are installed on the factory master cylinder, there are some vehicle models where the stroke of the brake pedal is reduced. This product achieves a delicate and controllable rear brake system by setting the piston diameter to Φ12.
 
A6061 material 3D machining

Aluminum forged blanks are machined using 3D machining to achieve a streamlined form and high rigidity. Made of corrosion-resistant A6061 material, it is T6 heat-treated to improve strength.
 
Compatible with a wide range of vehicles

Attachment brackets can be selected according to the pitch of the vehicle to be installed. It can also be transferred to a different vehicle at low cost.
 
2 types of return springs

Available in standard (black) and hard (red). You can adjust the hardness of the brake pedal to suit your preference. .
 
Two types of 90° nipples included

Two types, Φ7.3 and Φ6, are included. Please choose according to the oil tank you will be using.

Nipple diameter
Compatible tank
Φ7.3
NISSIN etc.
Φ6
GALESPEED/brembo






SPEC




 

Color
Rod/Rod End Mounting Pitch
Black/
Brown
M6 40-49mm
45mm
49mm
(Offset 4mm)
M8 40-49mm
45mm
49mm
(Offset 4mm)


Piston size
Φ12
90°Fluid nipple (included)
Φ7.3/Φ6
Material
A6061-T6
Return spring (included)
Standard (black)/Hard (red)
Processing
Aluminum forging 3D processing
Rods ends
M6/M8
Surface treatment
Anodized (black/brown)
Spacer (included)
M8⇒M6 conversion spacer
Mounting bolt size
M6
Compatible calipers
Piston diameter Φ32/
Φ34 opposing 2 pistons
Brake fluid reservoir
Separate type
 



OPTION


OIL TANK PARTS

< Machined aluminum tank >

Machined aluminum oil tank for Galespeed rear master cylinders. Available in two different angles.
No need for tank fixing brackets or tank hoses, it adds a stylish touch to your vehicle.



45 degrees
 
90 degrees
 
135 degrees
 





< Oil tank >

The Galespeed oil tank has a mounting mount that rotates 360° around the tank, allowing you to fix it in your preferred position.







< Tank bracket >

A bracket for fixing an oil tank. Two different sizes are available.
(Example of use)

※Optional straight nipple used
 
 
 



Straight nipples

A straight nipple that is convenient when using the Tank Bracket TYPE-1. Two types are available: Φ7.8 and Φ9.

Nipple diameter Compatible tank
Φ7.3 NISSIN etc.
Φ6 GALESPEED/brembo
 
 
 



Tank hose

Hose connecting the rear master cylinder and oil tank.
Two types are available: Φ6 (compatible with GALESPEED/brembo) and Φ7.3 (compatible with NISSIN, etc.) so that you can choose according to the oil tank you use.

Tank hose inner diameter Compatible tank
Φ7.3 NISSIN, etc.
Φ6 GALESPEED/brembo
 
 
 



Extension Push Rod

This part is useful if you want to extend the rear master push rod. Please check the dimension drawing for details.

Size Notes
M8 Push rod extended 20mm
M6 Push rod extended 18mm


 
 



Nut joint for rod end

This part is useful when you want to shorten the rear master push rod. Please check the dimension diagram for details. A 5mm collar is included.

Size Notes
M8 Short offset type
Long offset type
M6 Short offset type
Long offset type


 
 



Knuckle joint for rod end

This part is effective when there is no offset between the rear master push rod and pedal. Please check the dimension drawing for details.

Size
M8
M6

 
 



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