How do I identify CD21/CD31 MKI and MKII models? – Primare

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How do I identify CD21/CD31 MKI and MKII models?

Tuesday, October 13th, 2026 |

Imported from the Zendesk Help Center (created 2021-02-17).

Serial number beginning with:

CD21 (MKI) / DSL drive 91

CD31 (MKI)/ DSL drive 95

CD21 MKII / Shinwa drive 11, 14, 17, 918, 919

CD31 MKII / Shinwa drive 12, 15, 18, 958