Riser Specs Type: PCIe Riser and Flex Bay Kit Included Risers: Riser 2 (3 x PCIe 3.0 x16), Riser 3 (Flex Bay) Slot 4: FHFL – PCIe 3.0 x16 Slot 5: FHHL – PCIe 3.0 x16 Slot 6: LPHL – PCIe 3.0 x16 Flex Bay Capacity: 2 x SFF Drives Required CPU: CPU 2 (for Riser 2 functionality) Included Cables: Power Cable (0V87NX), Signal Cable (0M2CV4) Flex Backplane: Included (Part Number 0YM8V6) Compatible System: Dell PowerEdge R740XD Part Numbers: Riser 2 Assembly (00WMYM) Riser Cards (0GP1TH) (0PRKHJ) (0P3VH8) Rear Flex Backplane: 0YM8V6 Power Cable: 0V87NX Signal Cable: 0M2CV4 This Dell PowerEdge R740XD Riser 2 and Riser 3 Flex Bay Kit delivers a high-performance expansion solution with three full PCIe 3.0 x16 slots and an integrated 2-bay SFF rear flex backplane. The riser supports FHFL, FHHL, and LPHL card formats for maximum flexibility. Riser 2 requires CPU 2 to be installed and is ideal for dense compute and I/O-heavy environments. Riser 3 includes the 0YM8V6 backplane and both power and signal cables, enabling seamless addition of rear SFF drives in the R740XD chassis.