Brake disc No. 1, No. 2

Part name
1) Coat the new 2 O-rings and brake piston No. 1 with ATF.
Caution
2) Install them to brake piston No. 1.
| Inner diameter |
Thickness |
| 119.6 mm { 4.7087 in } |
2.62 mm { 0.10 in } |
| 148.9 mm { 5.86 in } |
2.62 mm { 0.10 in } |

3) With brake piston return spring sub-assembly No. 1 installed to brake piston No. 1, align the 2 claws of brake piston return spring sub-assembly No. 1 with the 2 claws of brake cylinder No. 1, and then install brake piston No. 1 to brake cylinder No. 1.
