Machinery model 639D 99X:
639D 99X
(1979)
- SEBP1259 639D TRACTOR / POWER SHIFT / 99X00001-UP (MACHINE) POWERED BY 3408 ENGINE
- SEBP4811 3408E Engine Emissions Retrofit Repower Tier II For 631D,633D,637D, And 639D Wheel Tractor 99X00001-UP (MACHINE)
- SEBP5316 3408E Engine Emissions Repower Tier I For 631D,633D,637D, And 639D Wheel Tractor 99X00001-UP (MACHINE)