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Cat 312D & 312D L Excavator Seal Kits


Replacement Seal Kits to repair all cylinders on Caterpillar 312D & 312DL Excavator

Not Sure which Seal Kit you need? View our Excavator Cylinder ID Diagram

Select the name of the cylinder or seal kit you're looking for from the list above to narrow your search 


Cat 312D, 312D L Excavator Boom Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897707, 2898070, 3582096 Rod:......
$ 210.53
Cat 312D, 312D L Excavator Boom Cylinder Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897707, 2898070, 3582096 Rod:......
$ 22.46
Cat 312D, 312D L Excavator Variable Adj. Boom Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: HJX1-UP; KCD1-UP; PHH1-UP; RKF1-UP; Cylinder #s: 1847660 Rod: 85 mm  Bore: 140 mm ...
$ 143.19
Cat 312D, 312D L Excavator Variable Adj. Boom Cylinder Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: HJX1-UP; KCD1-UP; PHH1-UP; RKF1-UP; Cylinder #s: 1847660 Rod: 85 mm  ...
$ 26.87
Cat 312D, 312D L Excavator Stick Cylinder w/ 80mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897713, 2898078 Rod: 80......
$ 286.58
Cat 312D, 312D L Excavator Stick Cylinder w/ 80mm Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897713, 2898078 Rod: 80......
$ 24.64
Cat 312D, 312D L Excavator Stick Cylinder w/ 130mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: HCW1-UP; JBC1-UP; Cylinder #s: 3153306 Rod: 130 mm  Bore: 190 mm ...
$ 246.76
Cat 312D, 312D L Excavator Stick Cylinder w/ 130mm Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: HCW1-UP; JBC1-UP; Cylinder #s: 3153306 Rod: 130 mm  ...
$ 62.52
Cat 312D, 312D L Excavator Bucket Cylinder Type 1 Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; RHL1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897699, 2898086 Rod: 70 mm  Bore:......
$ 73.88
Cat 312D, 312D L Excavator Bucket Cylinder Type 1 Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; LRK1-UP; RHL1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2897699, 2898086 Rod: 70 mm  ...
$ 21.40
Cat 312D, 312D L Excavator Bucket Cylinder Type 2 Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: KES1-UP; RHL1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2952006 Rod: 70 mm  Bore: 100 mm ...
$ 74.98
Cat 312D, 312D L Excavator Blade Cylinder Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; JBC1-UP; KCD1-UP; KES1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2742682, 2742683, 3254445, 3264451 Rod: 80......
$ 219.19
Cat 312D, 312D L Excavator Blade Cylinder Rod Bushing
Cylinder Rebuild/Repair Rod Bushing for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; JBC1-UP; KCD1-UP; KES1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2742682, 2742683, 3254445, 3264451 Rod: 80......
$ 24.64
Cat 312D, 312D L Excavator Coupler Cylinder w/ 1-1/2" Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; JBC1-UP; KES1-UP; RHL1-UP; SKA1-UP; XGK1-UP Cylinder #s: 3006024 Rod: 1-1/2  Bore: 2-1/2 ...
$ 25.16
Cat 312D, 312D L Excavator Coupler Cylinder w/ 1-3/4" Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: DLP1-UP; HCW1-UP; HJX1-UP; JBC1-UP; KCD1-UP; KES1-UP; PHH1-UP; RHL1-UP; RKF1-UP; SKA1-UP; TGY1-UP; XGK1-UP Cylinder #s: 2734147 Rod: 1-3/4  Bore: 63......
$ 51.13
Cat 312D, 312D L Excavator Coupler Cylinder w/ 40mm Rod - Seal Kit
Cylinder Rebuild/Repair Seal Kit for Caterpillar Model 312D, 312D L Excavators Serial Numbers: HJX1-UP; KCD1-UP; PHH1-UP; RKF1-UP; Cylinder #s: 1690329 Rod: 40 mm  Bore: 60 mm ...
$ 31.73