Bobcat 643

Save 14%
Ignition & Door Key - Replacement for Bobcat 6693241 - PartsOnline
Bobcat Ignition & Door Key - Replacement for Bobcat 6693241
Sale price$6.00 Regular price$7.00
Save 43%
Outer Air Filter - Replacement for Bobcat 6598492 - PartsOnline
Bobcat Outer Air Filter - Replacement for Bobcat 6598492
Sale price$23.00 Regular price$40.00
Grease Fitting - Replacement for Bobcat 10H25 - PartsOnline
Save 46%
Inner Air Filter - Replacement for Bobcat 6598362 - PartsOnline
Bobcat Inner Air Filter - Replacement for Bobcat 6598362
Sale price$20.00 Regular price$37.00
Save 33%
Grease Fitting - Replacement for Bobcat 11H15 - PartsOnline
Bobcat Grease Fitting - Replacement for Bobcat 11H15
Sale price$2.00 Regular price$3.00
Cab Lock Down Kit - Replacement for Bobcat MBC9994 - PartsOnline
Save 55%
Press Fit Bushing - Replacement for Bobcat 6665701 - PartsOnline
Bobcat Press Fit Bushing - Replacement for Bobcat 6665701
Sale price$5.00 Regular price$11.00
Save 18%
Shaft Seal - Replacement for Bobcat 6513090 - PartsOnlineShaft Seal - Replacement for Bobcat 6513090 - PartsOnline
Bobcat Shaft Seal - Replacement for Bobcat 6513090
Sale price$41.00 Regular price$50.00
Save 17%
Lift Arm Stop - Replaces Bobcat 6705089 - PartsOnline
Bobcat Lift Arm Stop - Replaces Bobcat 6705089
Sale price$91.00 Regular price$109.00
Washer Fluid Pump Grommet - Replacement for Bobcat 7378920 - PartsOnline
Save 14%
Quad Ring Seal - Replacement for Bobcat 6646372 - PartsOnline
Bobcat Quad Ring Seal - Replacement for Bobcat 6646372
Sale price$12.00 Regular price$14.00
Save 29%
Hydraulic Oil Filter - Replacement for Bobcat 6668819 - PartsOnline
Bobcat Hydraulic Oil Filter - Replacement for Bobcat 6668819
Sale price$62.00 Regular price$87.00
Save 60%
Socket Head Bolt - Replacement for Bobcat 7255136 - PartsOnlineSocket Head Bolt - Replacement for Bobcat 7255136 - PartsOnline
Bobcat Socket Head Bolt - Replacement for Bobcat 7255136
Sale price$2.00 Regular price$5.00
Save 26%
Non-Locking Gas Cylinder for Loader Cab - Replaces Bobcat 6700171 - PartsOnline
Bobcat Non-Locking Gas Cylinder for Loader Cab - Replaces Bobcat 6700171
Sale price$70.00 Regular price$94.00
Save 17%
Spring Washer - Replacement for Bobcat 7211397 - PartsOnline
Bobcat Spring Washer - Replacement for Bobcat 7211397
Sale price$5.00 Regular price$6.00
1 review
Straight Grease Fitting - Replacement for Bobcat 10H35 - PartsOnline
O - Ring - Replacement for Bobcat 7418836 - PartsOnline
Save 18%
Light Switch - Replacement for Bobcat 6512808 - PartsOnline
Bobcat Light Switch - Replacement for Bobcat 6512808
Sale price$41.00 Regular price$50.00
Compression Spring - Replacement for Bobcat 6704453 - PartsOnline
Save 17%
Seal (Sold By Foot) - Replacement for Bobcat 6513152 - PartsOnline
Bobcat Seal (Sold By Foot) - Replacement for Bobcat 6513152
Sale price$5.00 Regular price$6.00
Save 17%
Oil Seal - Replacement for Bobcat 225855 - PartsOnline
Bobcat Oil Seal - Replacement for Bobcat 225855
Sale price$10.00 Regular price$12.00
Save 63%
Stud/Nut Kit - Replacement for Bobcat BCWK - PartsOnline
Bobcat Stud/Nut Kit - Replacement for Bobcat BCWK
Sale price$21.00 Regular price$56.00
1 review
Save 55%
Compression Spring - Replacement for Bobcat 6578253 - PartsOnline
Bobcat Compression Spring - Replacement for Bobcat 6578253
Sale price$5.00 Regular price$11.00
Save 49%
Pivot Wedge - Replacement for Bobcat 7252989 - PartsOnline
Bobcat Pivot Wedge - Replacement for Bobcat 7252989
Sale price$18.00 Regular price$35.00
Save 40%
Rubber Seal - Replacement for Bobcat 6651709 - PartsOnline
Bobcat Rubber Seal - Replacement for Bobcat 6651709
Sale price$3.00 Regular price$5.00
Save 42%
Weld - On Bushing - Replacement for Bobcat 6702958 - PartsOnlineWeld - On Bushing - Replacement for Bobcat 6702958 - PartsOnline
Bobcat Weld-On Bushing - Replacement for Bobcat 6702958
Sale price$7.00 Regular price$12.00
Save 43%
Gas Spring - Replacement for Bobcat 6664205 - PartsOnline
Bobcat Gas Spring - Replacement for Bobcat 6664205
Sale price$53.00 Regular price$93.00
Save 24%
Fuel Primer Pump 1/4 inch - Replacement for Bobcat 6657734 - PartsOnline
Bobcat Fuel Primer Pump 1/4 inch - Replacement for Bobcat 6657734
Sale price$16.00 Regular price$21.00
Save 20%
Washer - Replacement for Bobcat 27E10 - PartsOnline
Bobcat Washer - Replacement for Bobcat 27E10
Sale price$4.00 Regular price$5.00
Save 15%
Green Diesel Fuel Cap - Replacement for Bobcat 6661114 - PartsOnline
Bobcat Green Diesel Fuel Cap - Replacement for Bobcat 6661114
Sale price$11.00 Regular price$13.00
Washer - Replacement for Bobcat 619021 - PartsOnline
Single Piece Pop Rivet - Replacement for Bobcat 6630207 - PartsOnlineSingle Piece Pop Rivet - Replacement for Bobcat 6630207 - PartsOnline
Save 25%
O - Ring - Replacement for Bobcat 79K16 - PartsOnline
Bobcat O-Ring - Replacement for Bobcat 79K16
Sale price$3.00 Regular price$4.00
O - Ring - Replacement for Bobcat 79K14 - PartsOnline
Save 17%
O - Ring - Replacement for Bobcat 54K30118 - PartsOnline
Bobcat O-Ring - Replacement for Bobcat 54K30118
Sale price$10.00 Regular price$12.00

Recently viewed

Parts Compatible with the Bobcat 643 Skid Steer Loader

The 643 carried the compact end of Bobcat's classic lineup, small enough for confined sites while sharing its engineering with the larger 40-series frames. Listings reference serial ranges such as 501511001 and above, and the serial plate confirms coverage on parts that changed during the production run.

The 643's pivot and control hardware crosses widely within the classic family, so many parts here also list the 743 and 742 among their applications. Engine-side components are specific to the 643's smaller diesel, so check those application lists individually.

Common Replacement Parts for the Bobcat 643

The weld-on bushing replacing OEM 6702958 restores lift arm pivots, the vibration damper replacing OEM 6560633 and compression spring replacing OEM 6713040 refresh mounts and controls, and the rubber seal replacing OEM 6651709 is a common cab-sealing item. Fastener hardware, O-rings, and washers fill out the classic-machine rebuild pattern.

Order by the OEM number from your parts manual where possible, and send your serial number to our team when a listing's range needs confirming for your build.