GU29667000 15mm rear master cylinder with integral reservoir. This type of rear master cylinder was used on all triple disk brake Guzzi big twins for quite a few years, including these models: G5, Convert, SP1000, SP II, SP III, Strada, MilleGT, California II, California III, early California 1100, 850T3, 850T4, 850 LeMans, LeMans II, CX100, LeMans III. This item replaces the obsolete and discontinued original Brembo item.
This master cylinder replaces original Guzzi part numbers 29667000, 17667050 and 18667050. Associated Brembo part numbers 10.4388.02, 10.2657.10, and 10.2426.00.
Note: these master cylinders were originally equipped with two different actuating levers, one with a different profile than the other. To maintain the original linkage geometry on your motorcycle you may need to swap your original actuating arm into the new master cylinder.