Bellows seal dimensions:
Inner diameter: 3-3/4″
Outer diameter: 5-7/8″
Spacer dia: 4″

Axle bearing outer felt seal: 3/4″ wide x 5/16″ (18mm x 8mm)

Axle bearing nuts:
O/S: Bearing face to end of axle tube 32.5mm
N/S: 35mm

Brake dust shields:
Max dia: 19-5/8″,
axle clearance hole 7-3/4″,
mounting flange 1″

Rear shock absorber link overall length 14-1/2″

Rear hub bearings:
Inner:  R&M Co. 1LRJ890 28P50
Outer: Hoffman H770 RLS20

Offside window 1 dimensions:

31-15/16″ x 29-3/4″

81.85mm  x 75.3mm

1.25mm thick, rebate @ 4mm