| D40-R | D40-F | ||
| Weight (Alloy Cassette) | 242g | Weight | 139g |
| Weight (Steel Cassette) | 297g | Bearing | 2SB |
| Bearing | 4SB | No.of Hole | 24/28 |
| No.of Hole | 24/28/32 | Spoke Hole | 14G |
| Spoke Hole | 14G | Axle System | QR/TA9/ TA12/TA15 |
| Axle System | TA12-148mm | Axle Material | 7075-T6 |
| Axle Material | 7075-T6 | P.C.D. | 45/45mm |
| Flange P.C.D. | 58/58mm | Flange Width | 62mm |
| Flange Width | 60mm | ||
| Cassette | Shm11sp | ||
| Ratchet System | 3-Pawls | ||
