This is an aftermarket replacement seat with air suspension for John Deere 8640-8650 4WD Series tractors. The seat is covered in durable brown fabric. It has a reclining backrest with tapered back support and fold-up armrests.
The Grammer MSG93 air suspension is narrow and compact, with a frame width of 8.92". It has a self-contained 12-Volt compressor and front controls. Weight is adjusted manually with a push-pull switch. A suspension cover is included to keep components free of dirt and dust.
Check all measurements and the whole model number before ordering, because some machines have multiple options.
- Covering
- Brown cloth
- Backrest
- Reclining, with tapered back support
- Armrests
- Fold-up
- Suspension
- Grammer MSG93 air suspension
- Frame width
- 8.92"
- Compressor
- Self-contained 12-Volt
- Weight adjustment
- Manual, push-pull switch
- Controls
- Front
- Fits
- John Deere 8640-8650 4WD Series tractors with original hydraulic suspension: 8230, 8330, 8430, 8440, 8530, 8630, 8640
- Kit part number
- PN 6809
- In the box
- Grammer seat top, MSG93 air suspension, seat adapter plate, pedestal, slide rails, install hardware, installation instructions
- Optional add-ons
- Swivel kit (PN 5007), retractable seat belt kit (PN 7996), brown cloth backrest extension (PN 8454), backrest extension install kit (PN 8573), operator presence switch kit (PN 7961)
- Replacement parts
- Left fold-up armrest (PN 8538), right fold-up armrest (PN 8539), left fold-up and adjustable armrest (PN 7966), right fold-up and adjustable armrest (PN 7967), brown cloth seat cushion (PN 8371), brow
- Note
- Replacement parts fit this seat assembly only, not the OEM seat. When using PN 7993 with the MSG93, reuse the original mounting hardware, hoses and wires.