MK6117- Maintenance Kit for M4125idn
MK1152- Maintenance Kit for p2235dw, p2040dw, M2635dw, M2040dn, M2
MK-1152 Maintenance Kit containing the DK-1150 Drum Kit and the DV-1152 Developer Kit. Recommended every 100,000 pages. For the P2235dw, P2040dw, M2635dw, M2040dn, M2540dw & M2640dw. The fuser unit is sold separate as it is rated for up to to 200,000 pages. Operator replaceable.