Caterpillar 321B Excavator Parts
New Aftermarket, Used and Rebuilt 321B Parts
Aftermarket new, used, rebuilt Caterpillar 321B Excavator replacement parts.
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Showing All Parts (49) for Caterpillar 321B Excavator
ALTERNATOR
- Part #: 5I8085
- Weight: 16.00
- Fits Machine(s): 311, 320B, 320B L, 910G, 321B, 320N, 320C FM, 320C, 320B U, 315B FM L, 315, 318B, 320 L, 319C, 318C, 315C, 315B, 314C, 312C L, 312C, 312B, 312, 311C, 311B
Magnetic Switch Assembly
- Part #: 9X8124
- Weight: 0.40
- Fits Machine(s): 311, 320B, 320B L, 325 L, 325, 322 FM L, 322, 321B, 320N, 320C FM, 320C, 3208, 320B FM LL, 315C, 315B, 314C, 320 L, 318B, 319C, 318C, 315B FM L, 315, 313B, 312C L, 312C, 312B, 3126B, 311B
PUMP, WATER
- Part #: 125-2989
- Weight: 8.34
- Fits Machine(s): 311, 321B, 320N, 320B, 312B, 311B
Radiator Hose
- Part #: 7Y1941
- Weight: 0.95
- Fits Machine(s): 311, 321B, 320N, 320B U, 320B FM LL, 320B, 320 L
BUSHING (IDLER GEAR), Fits engine model: 3064, 3066
- Part #: 5I7542
- Weight: 0.13
- Fits Machine(s): 311B, 323D L, 321B, 320D LRR, 320C L, 320C, 320 L, 321C, 320D, 320C FM, 320B, 319C, 318C, 314C, 312C L, 312C, 311C
SWITCH ASSY
- Part #: 165-4026
- Weight: 2.20
- Fits Machine(s): 311B, 321B, 320C, 320C FM, 325C, 325B L, 325B, 322C FM, 322C, 322B LN, 322B, 322, 318C, 317, 315B L, 315B, 320B FM LL, 320B, 318B, 315C, 315B FM L, 315, 312C L, 312C, 312B L, 312B, 312
BEARING, ROLLER
- Part #: 941542
- Weight: 0.60
- Fits Machine(s): 311C, 320D L, 320D GC, 322, 321D LCR, 321C, 321B, 320N, 320D RR, 320D LRR, 320D, 320C L, 320D FM, 320C FM, 320 L, 319D L, 320B, 319D LN, 319D, 320C, 319C, 318D L, 318C, 318B, 315D L, 315C
BEARING, SLEEVE
- Part #: 137-2919
- Weight: 3.00
- Fits Machine(s): 315B, 345B II, M315, M318, 330C L, 330B L, 330D L, 325B L, 325C L, 322B L, 321C, 320C FM, 322B LN, 322B, 321B, 320C, 320B, 318C, 318B, 315C
320C TRK ADJ GR
- Part #: 1453027
- Weight: 259.00
- Fits Machine(s): 315C, 321B, 320C, 319C, 318C
*Image may not represent actual product
320C TRK ADJ GR
- Part #: 145-3028
- Weight: 298.00
- Fits Machine(s): 315C, 321B, 320C, 319C, 318C
- Category(s): Undercarriages
Track Adjuster
- Part #: 1453029
- Weight: 69.00
- Fits Machine(s): 315C, 321B, 320C, 319C, 318C
320C TRK ADJ GR
- Part #: 145-3039
- Weight: 298.00
- Fits Machine(s): 315C, 321B, 320C, 319C, 318C
BEARING, SLEEVE
- Part #: 163-3749
- Weight: 2.00
- Fits Machine(s): 315C, 385B, 330D L, 365B II, 345B II, 325C L, 325C, 322C, 325C FM, 322C FM, 321C, 321B, 320C FM, 320C, 320B, 318C
Clamp Assy
- Part #: 947583
- Weight: 1.14
- Fits Machine(s): 315D L, 321B, 320D RR, 321D LCR, E120, 323D L, E140, 323D LN, 321C, 320D FM, 320D L, 320D FM RR, 320D LRR, 320C L, 320C, 320D, 320C FM, 320B, 319D LN, 319D L, 319D, 319C, 318D L, 318C
BEARING, SLEEVE
- Part #: 240-2914
- Weight: 3.30
- Fits Machine(s): 318C, 321C, 324D FM, 323E L, 323D LN, 321D LCR, 324D, 323D2 L, 323D L, 322C, 320E L, 321B, 320E RR, 320E LRR, 320E, 320D2 GC, 320D L, 320D2 L, 320D2, 320D GC, 320D, 320C, 320B, 319C, 318E L
Water Hose
- Part #: 5I7699
- Weight: 0.33
- Fits Machine(s): 318C, 323D, 321C, 323D L, 320N, 320D, 320C FM, 321B, 320D LRR, 320C L, 320C, 320B L, 320B, 320 L, 319C
Caterpillar Crank
- Part #: 1253005
- Weight: 140.00
- Fits Machine(s): 318C, 323D L, 320N, 320D, 320C FM, 321C, 321B, 320D LRR, 320C L, 320C, 320B L, 320B, 320, 319C
PIPE Use Clamp 947583
- Part #: 5I8040
- Weight: 2.50
- Fits Machine(s): 318C, 323D L, 321C, 321B, 320D RR, 321D LCR, 320D LN, 320D FM RR, 320D, 320D LRR, 320D L, 320D FM, 320C L, 320C FM, 320C, 320B, 319C
Caterpillar Bushing
- Part #: 143-3841
- Weight: 2.00
- Fits Machine(s): 318C, TK1051, M320, 345B II, 330B L, 325B L, 345B L, 330C, 325C, 322C, 321C, 321B, 320C, 320B
Assembled Cylider Head, Fits engine model: 3066 (TWO HEADS)
- Part #: 5I7751
- Weight: 0.10
- Fits Machine(s): 320, 321B, 320N, 320B U, 320B L, 320B FM LL, 320B, 320 L, 320L
- Category(s): Engines & Engine Parts
Gear Pump-Hydraulic
- Part #: 1336911
- Weight: 5.00
- Fits Machine(s): 320B, 539, 325B, 322B L, M325B, 325B L, 322B LN, 322B, 321B, 320B U, 320B FM LL, 320B L
Brg-Sleeve
- Part #: 1052575
- Weight: 0.42
- Fits Machine(s): 320B FM LL, 324E L, 330C L, 326D L, 375, 328D LCR, 325C L, 325C, 325B, 324D L, 324D, 322C, 324E, 322B, 321D LCR, 321B, 320E L, 322, 321C, 320E RR, 320E, 320D, 320C FM, 320C, 320B
FILTER ELEMENT AS-AIR
- Part #: 4199172
- Weight: 25.80
- Fits Machine(s): 320B, 320E L, 321C, 320E RR, 321B, 320E, 320E LRR, 320D2, 320D RR, 320D2 L, 320D LRR, 320D2 GC, 320D L, 320D FM RR, 320D, 320D LN, 320D GC, 320D FM, 320C L, 320C FM, 320C, 320B L, 320B U
Cat Air Filter
- Part #: 4L9851
- Weight: 3.60
- Fits Machine(s): 320B L, 320E, 320E LRR, 321B, 321C, 320E RR, 320E L, 320D2 L, 320D2 GC, 320D2, 320D RR, 320D LRR, 320D L, 320D FM RR, 320D, 320D LN, 320D GC, 320D FM, 320C L, 320C FM, 320C, 320B U, 320B
320//322/325//330B Travel Motor with Brake Valve
- Part #: 1077028
- Weight: 168.00
- Fits Machine(s): 318, 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321B, 321D CR, 322BL, 322B, 322L, 323D LN, 323DL, 315C, 320D RR, 320D2GC, 320E LRR, 321C, 321D LCR, 323D
- Category(s): Final Drives
Hydraulic Axial Piston Motor
- Part #: 187-4127
- Weight: 141.10
- Fits Machine(s): 322CFMLGP, 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321B, 321D CR, 322BL, 322B, 322L, 323D LN, 323DL, 324D FM, 315C, 320D RR, 320D2GC, 320E LRR, 321C, 321D LCR, 323D
- Category(s): Final Drives
TRAVEL MOTOR
- Part #: 2042674
- Fits Machine(s): 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321B, 321D CR, 322BL, 322B, 322L, 323D LN, 323DL, 325CL, 315C, 320D RR, 320D2GC, 320E LRR, 321C, 321D LCR, 323D
- Category(s): Final Drives
Drive Motor ONLY
- Part #: 216-0043
- Weight: 300.00
- Fits Machine(s): 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321B, 321D CR, 322BL, 322B, 322C L, 322L, 323D LN, 323DL, 315C, 320D RR, 320D2GC, 320E LRR, 321C, 321D LCR, 323D
- Category(s): Final Drives
*Image may not represent actual product
FINAL DRIVE ASY
- Part #: 114-1484
- Weight: 587.88
- Fits Machine(s): 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320E, 320L, 321D CR, 321D LCR, 322L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 320EL, 321B, 321C, 322BL, 322B, 323D
- Category(s): Final Drives
Complete Final Drive (Planetary/Travel Drive) with Motor
- Part #: 135-6179
- Weight: 751.00
- Fits Machine(s): 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 320E, 321B, 321C, 321D CR, 321D LCR, 322BL, 322B, 322L, 323D
- Category(s): Final Drives
148-4696
- Part #: 148-4696
- Weight: 751.00
- Fits Machine(s): 318C, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320L, 323D LN, 323DL, 320BL, 320B, 320D RR, 320D2GC, 320E LRR, 320E, 321B, 321C, 321D CR, 321D LCR, 322BL, 322B, 322L, 323D
- Category(s): Final Drives
Final Drive Gearbox without Propel Motor
- Part #: AMS1
- Weight: 605.00
- Fits Machine(s): 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D RR, 320D2GC, 320D2L, 320D2, 320E LN, 320E LRR, 320E RR, 320EL, 320E, 320L, 321B, 321C, 321D CR, 321D LCR, 322BL, 322B, 322L, 323D LN, 323DL, 323D
- Category(s): Final Drives
*Image may not represent actual product
FINAL DRIVE ASY
- Part #: 227-6035
- Weight: 626.00
- Fits Machine(s): 318C, 318EL, 320C L, 320D L, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321D CR, 321D LCR, 322L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 321B, 321C, 322BL, 322B, 323D
- Category(s): Final Drives
*Image may not represent actual product
FINAL DRIVE ASY
- Part #: 227-6949
- Weight: 587.88
- Fits Machine(s): 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320E, 320L, 321D CR, 321D LCR, 322L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 320EL, 321B, 321C, 322BL, 322B, 323D
- Category(s): Final Drives
Complete Final Drive (Planetary/Travel Drive) with Motor
- Part #: 270-8170
- Weight: 751.00
- Fits Machine(s): 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 320E, 321B, 321C, 321D CR, 321D LCR, 322BL, 322B, 322L, 323D
- Category(s): Final Drives
*Image may not represent actual product
FINAL DRIVE ASY
- Part #: 296-6299
- Weight: 587.88
- Fits Machine(s): 318C, 318EL, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321D CR, 321D LCR, 322L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 321B, 321C, 322BL, 322B, 323D
- Category(s): Final Drives
Complete Final Drive (Planetary/Travel Drive) with Motor
- Part #: 353-0609
- Weight: 751.00
- Fits Machine(s): 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 320E, 321B, 321C, 321D CR, 321D LCR, 322BL, 322B, 322L, 323D, 323EL, 323E
- Category(s): Final Drives
*Image may not represent actual product
FINAL DRIVE ASY
- Part #: 353-0615
- Weight: 587.88
- Fits Machine(s): 318C, 318EL, 320D GC, 320D LN, 320D LRR, 320D2L, 320D2, 320E LN, 320E RR, 320EL, 320E, 320L, 321D CR, 321D LCR, 322L, 323D LN, 323DL, 320BL, 320B, 320CL, 320C, 320D RR, 320D2GC, 320E LRR, 321B, 321C, 322BL, 322B, 323D
- Category(s): Final Drives
Hydraulic Breaker with Autogreaser
- Part #: AMS-472307
- Weight: 4507.00
- Fits Machine(s): 215, 219, 224, 225, 318C, 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D RR, 320D2GC, 320D2L, 320D2, 320E LN, 320E LRR, 320E RR, 320EL, 320E, 320L, 321B, 321C, 321D CR, 321D LCR, 321, 322BL, 322B, 322L, 322, 517, 527, 545, E180, E220, E240, EL180, EL220, EL240
- Category(s): Attachments
Hydraulic Breaker with Autogreaser
- Part #: AMS-827737
- Weight: 4507.00
- Fits Machine(s): 215, 219, 224, 225, 318C, 320BL, 320B, 320CL, 320C, 320D GC, 320D LN, 320D LRR, 320D RR, 320D2GC, 320D2L, 320D2, 320E LN, 320E LRR, 320E RR, 320EL, 320E, 320L, 321B, 321C, 321D CR, 321D LCR, 321, 322BL, 322B, 322L, 322, 517, 527, 545, E180, E220, E240, EL180, EL220, EL240
- Category(s): Attachments
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