1. S/N 160,000 – 189,999
   Part # 3321-185
2. S/N 190,000 – 219,999
   Part # 3322-481
3. S/N 220,000 – 259,999
   Part # 3323-321
4. Kawasaki Powered Units
   S/N 260,000 – 439,999
   Part # 3325-144
5. Honda Powered Units
   S/N 370,000 – 509,999
   Part # 3327-672
6. Kawasaki Powered Units
   S/N 440,000 – 509,999
   Part # 3329-962
   

Self-Propelled Blade
Brake Clutch Models

1. S/N 220,000 – 259,999
   Part # 3323-453
2. S/N 260,000 – 439,999
   Part # 3325-147
3. S/N 440,000 – 509,999
   Part # 3350-478

All Units

1. S/N 510,000 & Higher
   Part # 103-9195
   [Spanish (Español) Version]

Push Models

1. S/N 160,000 – 189,999
   Part # 3321-130
2. S/N 190,000 – 219,999
   Part # 3322-484
3. S/N 220,000 – 259,999
   Part # 3323-413
4. Kawasaki Powered Units
   S/N 260,000 – 439,999
   Part # 3325-145
5. Honda Powered Units
   S/N 370,000 – 439,999
   Part # 3327-673
6. Kawasaki Powered Units
   S/N 440,000 – 509,999
   Part # 3329-963
7. Honda Powered Units
   S/N 440,000 – 509,999
   Part # 3350-476
   

Self-Propelled Zone Start Models

1. S/N 160,000 – 189,999
   Part # 3321-130
2. S/N 190,000 – 219,999
   Part # 3322-484
3. S/N 220,000 – 259,999
   Part # 3324-343
4. Kawasaki Powered Units
   S/N 260,000 – 439,999
   Part # 3325-146
5. Honda Powered Units
   S/N 370,000 – 439,999
   Part # 3327-674
6. Kawasaki Powered Units
   S/N 440,000 – 509,999
   Part # 3329-964
7. Honda Powered Units
   S/N 440,000 – 509,999
   Part # 3350-477

Self-Propelled Blade
Brake Clutch Models

1. S/N 220,000 – 259,999
   Part # 3323-454
2. S/N 260,000 – 439,999
   Part # 3325-148
3. S/N 440,000 – 509,999
   Part # 3350-479

All Units

1. S/N 510,000 & Higher
   Part # 103-9194

Lazer Z HP Ultra Vac

1. S/N 220,000-319,999
   Part # 1-850656 (Includes Parts)
2. S/N 320,000-369,999
   Part # 103-1858 (Includes Parts)
3. S/N 370,000-439,999
   Part # 103-2728 (Includes Parts)
4. S/N 440,000-509,999
   Part # 103-4739
5. S/N 510,000 & Higher
   Part # 103-8853
   
   

Lazer Z Ultra Vac

1. S/N 320,000-369,999
   Part # 103-1858 (Includes Parts)
2. S/N 370,000-439,999
   Part # 103-4456 (Includes Parts)
3. S/N 440,000-509,999
   Part # 103-4737
4. S/N 510,000 & Higher
   Part # 103-8852

Lazer Z HP Ultra Vac QDS

1. S/N 440,000-509,999
   Part # 103-6281
2. S/N 510,000 & Higher
   Part # 103-8855

Lazer Z Ultra Vac QDS

1. S/N 370,000-439,999
   Part # 103-2716 (Includes Parts)
2. S/N 440,000-509,999
   Part # 103-4743
3. S/N 510,000 & Higher
   Part # 103-8854

Lazer Z HP Ultra Vac

1. S/N 440,000-509,999
   Part # 103-5879
2. S/N 510,000 & Higher
   Part # 103-8002
   
   

Lazer Z Ultra Vac

1. S/N 440,000-509,999
   Part # 103-5878
2. S/N 510,000 & Higher
   Part # 103-7405

Lazer Z HP Ultra Vac QDS

1. S/N 440,000-509,999
   Part # 103-6282
2. S/N 510,000 & Higher
   Part # 103-8004

Lazer Z Ultra Vac QDS

1. S/N 440,000-509,999
   Part # 103-5877
2. S/N 510,000 & Higher
   Part # 103-7411