Komatsu WB91R-2 S/N 91F20127-UP Book Parts


wb91r_2b / 0101 + - .
WB91R_2B B02662 0

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$94.49

24 Mar 2020
For Komatsu Backhoe WB150PS-2 Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T Intake Valve Seat 4 Units 1 Set YM121850-11150
$87.32

24 Mar 2020
For Komatsu Backhoe WB150PS-2 Yanmar Engine 4TNE106D 4TNE106T Komatsu Engine 4D106D 4D106T Intake Valve Seat 4 Units 1 Set YM121850-11150
$94.49

24 Mar 2020
For Komatsu Backhoe WB140-2 WB150-2 WB91R-2 Yanmar Engine 4TNE106D Komatsu Engine 4D106D Intake Valve Seat 4 Units 1 Set YM121850-11150
$6.44

05 Jun 2025
Tank Cap YM124160-01751 Compatible with Komatsu 3D84 4D84 4D88 4D94 4D98 4D106 PC15R-8 Excavator Parts
$42.00

14 Jan 2025
FridayParts Valve Cover Gasket YM123900-11310 YM12390011310 Compatible for Komatsu WA115-3 WA90-3 WA95-3 PC110R-1 PC95R-2 PW110R-1 PW95R-2 WB140-2N WB150-2N WB150PS-2N WB150WSC-2 WB91R-2 Replacement
_ _  №  Number Qty Name Options
    \0   871070039   ASPIRATED ENGINE ENSN: 03896-  
    1   YM123910-03090   HOSE ENSN: 03896-  
    2   YM123900-07900   LIFTER ENSN: 03896-  
    3   YM26106-100202   BOLT ENSN: 03896-  
    4   YM723900-11100   CYLINDER HEAD, ASSY ENSN: 03896-  
    5   *   HEAD ASSY ENSN: 03896-  
    7   YM123900-11080   GASKET ENSN: 03896-  
    8   YM123900-11090   GASKET ENSN: 03896-  
    9   YM119000-11810   PIPE ENSN: 03896-  
    11   YM23871-005000   PLUG ENSN: 03896-  
    12   YM27241-400000   PLUG ENSN: 03896-  
    13   YM27310-090000   16  COTTER ENSN: 03896-  
    14   YM123900-11100   VALVE ENSN: 03896-  
    15   YM123900-11110   VALVE ENSN: 03896-  
    16   YM123900-11120   SPRING ENSN: 03896-  
    17   YM121850-11150   GASKET ENSN: 03896-  
    18   YM121850-11180   RETAINER ENSN: 03896-  
    19   YM119171-11370   CAP ENSN: 03896-  
    20   YM119625-11870   PROTECTOR ENSN: 03896-  
    21   YM119625-11880   GASKET ENSN: 03896-  
    22   YM119625-11900   RETAINER ENSN: 03896-  
    23   YM26216-060302   STUD ENSN: 03896-  
    24   YM26366-060002   NUT ENSN: 03896-  
    25   YM24311-000320   O-RING ENSN: 03896-  
    26   YM123900-11200   SUPPORT ENSN: 03896-  
    27   YM123900-11240   SHAFT ENSN: 03896-  
    28   YM119000-11280   SPRING ENSN: 03896-  
    29   YM123900-11510   SUPPORT ENSN: 03896-  
    30   YM123900-11520   SUPPORT ENSN: 03896-  
    31   YM123900-11650   ARM ASSY ENSN: 03896-  
    32   YM129150-11230   SCREW ENSN: 03896-  
    34   YM129150-11750   NUT ENSN: 03896-  
    35   YM123900-11660   ARM ASSY ENSN: 03896-  
    36   YM129150-11230   SCREW ENSN: 03896-  
    38   YM129150-11750   NUT ENSN: 03896-  
    39   YM22242-000180   RING ENSN: 03896-  
    40   YM26577-040162   SCREW ENSN: 03896-  
    41   YM119593-11300   BOLT ENSN: 03896-  
    42   YM26106-080702   BOLT ENSN: 03896-  
    43   YM26366-080002   NUT ENSN: 03896-  
    44   YM124160-01751   CAP ENSN: 03896-  
    45   YM123900-11330   BONNET ENSN: 03896-  
    46   YM119593-03100   FILTER ENSN: 03896-  
    47   YM123900-03201   PLATE ENSN: 03896-  
    48   YM123900-03210   GASKET ENSN: 03896-  
    49   YM123900-03220   JOINT ENSN: 03896-  
    51   YM123900-11310   GASKET ENSN: 03896-  
    52   YM26022-050122   SCREW ENSN: 03896-  
    53   YM124160-11360   KNOB ENSN: 03896-  
    54   YM24311-000120   O-RING ENSN: 03896-  
    55   YM23297-350121   RETAINER ENSN: 03896-  
    56   YM26106-120202   BOLT ENSN: 03896-  
    57   YM123901-03270   BREATHER, ASSY ENSN: 03896-  
    58   YM123901-03240   FILTER ENSN: 03896-  
    59   YM123901-03250   COVER ENSN: 03896-  
    60   YM123901-03260   BREATHER ENSN: 03896-  
    61   YM26116-050102   BOLT ENSN: 03896-  
    62   YM123901-03280   ELBOW ENSN: 03896-  
    63   YM119773-03300   HOSE ENSN: 03896-  
    64   YM119773-03250   HOSE ENSN: 03896-  
    65   YM119773-03270   PROTECTION ENSN: 03896-  
    66   YM127605-03400   PIPE ENSN: 03896-  
    67   YM23000-016000   CLAMP ENSN: 03896-  
    68   YM23000-041000   CLAMP ENSN: 03896-  
    69   YM23000-041000   CLAMP ENSN: 03896-  
          SEE FIG. 0121  
          SEE FIG. 0221  
 
 
 
 
wb91r_2b / 0111 + - .
WB91R_2B B00020 0

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$259.99

02 Aug 2024
2.0[0.90] Pounds
Manioiity YM123900-77500 Air Heater YM12390077500 Compatible with Komatsu Backhoe Loader WB140-2 WB140-2N Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2 Wheel Loader WA115-3 WA90-3 WA95-3
$115.99

25 Aug 2023
0.9375[0.42] pounds
Notonparts Air Heater YM123900-77500 YM129579-77500 YM129100-77501 Compatible With Komatsu Excavator PW110R-1 PW95R-2 PC110R-1 PC95R-2 Loader WA115-3 WA90-3 WB140-2 WB150-2 SK714-5
$115.99

25 Aug 2023
0.9375[0.42] Pounds
Notonparts Air Heater YM123900-77500 YM129579-77500 YM129100-77501 Compatible With Komatsu Excavator PW110R-1 PW95R-2 PC110R-1 PC95R-2 Loader WA115-3 WA90-3 WB140-2 WB150-2 SK714-5
_ _  №  Number Qty Name Options
    \0   871070039   ASPIRATED ENGINE ENSN: 03896-  
    1   YM123900-12100   MANIFOLD ENSN: 03896-  
    2   YM123900-12110   GASKET ENSN: 03896-  
    3   YM26106-080702   BOLT ENSN: 03896-  
    4   YM123911-12590   BEND ENSN: 03896-  
    5   YM123900-77020   GASKET ENSN: 03896-  
    6   YM123900-77030   GASKET ENSN: 03896-  
    7   YM26106-101202   BOLT ENSN: 03896-  
    8   YM123900-77500   HEATHER AIR ENSN: 03896-  
    9   YM26106-100752   BOLT ENSN: 03896-  
    10   YM26106-101102   BOLT ENSN: 03896-  
          SEE FIG. 0101  
          SEE FIG. 0121  
 
 
 
 
wb91r_2b / 0121 + - .
WB91R_2B B05470 0

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$35.79

11 Aug 2025
Exhaust Manifold Gasket YM129400-13201 for Komatsu Engine 4D84 4D88E 4D92E 4D94E Excavator PC75R-2 PC95R-2 SK815-5 SK1020-5
$25.89

08 Jul 2025
Exhaust Manifold Gasket YM129400-13201 for Komatsu Engine 4D84 4D88E 4D92E 4D94E Excavator PC75R-2 PC95R-2 SK815-5 SK1020-5
_ _  №  Number Qty Name Options
    \0   871070039   ASPIRATED ENGINE ENSN: 03896-  
    1   YM26216-080652   STUD ENSN: 03896-  
    2   YM123900-13100   MANIFOLD ENSN: 03896-  
    3   YM123900-13110   GASKET ENSN: 03896-  
    4   YM26106-080702   BOLT ENSN: 03896-  
    5   YM26106-081002   BOLT ENSN: 03896-  
    6   YM119131-18320   BOLT ENSN: 03896-  
    7   YM123911-13910   STAY ENSN: 03896-  
    8   YM26106-100222   BOLT ENSN: 03896-  
    9   YM129400-13201   GASKET ENSN: 03896-  
    10   YM123911-13500   SILENCER ENSN: 03896-  
    11   YM123911-13300   BEND EXHAUST ENSN: 03896-  
    12   YM128300-13230   GASKET ENSN: 03896-  
    13   YM129400-13201   GASKET ENSN: 03896-  
    14   YM26106-080142   BOLT ENSN: 03896-  
    15   YM26216-100252   STUD ENSN: 03896-  
    16   YM26366-080002   NUT ENSN: 03896-  
    17   YM26366-100002   NUT ENSN: 03896-  
    18   YM26366-080002   NUT ENSN: 03896-  
    19   YM26106-100252   BOLT ENSN: 03896-  
          SEE FIG. 0101  
 
 
 
 
wb91r_2b / 0201 + - .
WB91R_2B B00040 0

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$24.99

12 May 2025
0.3125[0.14] pounds
Zarxparts Bolt YM119174-01200 YM11917401200 YMR001645 Compatible with Komatsu Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2 WA115-3 WA90-3 WB140-2 WB140-2N WB140PS-2 WB140PS-2N WB150-2
$139.99

09 Apr 2025
JZGRDN 18PCS Cylinder Head Bolt YM119174-01200 YM11917401200 119174-01200 Compatible with Yanmar 4TNE106 4TNV106 4TNV106T 4LHA 4LH-STE Komatsu 4D106 Engine
$139.99

27 Nov 2024
5.0706[2.28] Pounds
FridayParts 18Pcs Cylinder Head Bolt YM119174-01200 YM11917401200 119174-01200 Compatible for Yanmar 4TNE106 4TNV106 4TNV106T 4LHA 4LH-STE Komatsu 4D106 Engine Replacement
_ _  №  Number Qty Name Options
    \0   871070039   ASPIRATED ENGINE ENSN: 03896-  
    1   YM723900-01560   CYLINDER BLOCK ENSN: 03896-  
    2   *   CYLINDER BLOCK ENSN: 03896-  
    4   YM171051-01921   PLUG ENSN: 03896-  
    5   YM123900-02020   10  BOLT ENSN: 03896-  
    8   YM123900-02410   BUSH ENSN: 03896-  
    9   YM22351-060012   SPRING ENSN: 03896-  
    10   YM23871-030000   PLUG ENSN: 03896-  
    11   YM27231-700000   PLUG ENSN: 03896-  
    12   YM27241-300000   PLUG ENSN: 03896-  
    13   YM123900-02800   BEARING ENSN: 03896-  
    16   YM123900-02930   SPRING ENSN: 03896-  
    19   YM119174-01200   18  BOLT ENSN: 03896-  
    20   YM123900-01330   GASKET ENSN: 03896-  
    21   YM123900-02870   BEARING ENSN: 03896-  
    24   YM123900-02940   SPRING ENSN: 03896-  
 
 
 
 
wb91r_2b / 0211 + - .
WB91R_2B B00050 0

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$110.00

22 Aug 2025
Oil Pump YM123900-32001 YM123900-32000 for Komatsu Engine 4D106T 4D106-1FA S4D106-1FH Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2
$108.00

22 Aug 2025
Oil Pump YM123900-32001 YM123900-32000 for Komatsu Engine 4D106T 4D106-1FA S4D106-1FH Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2
$110.00

01 Aug 2025
Oil Pump YM123900-32001 YM123900-32000 for Komatsu Engine 4D106T 4D106-1FA S4D106-1FH Excavator PC110R-1 PC95R-2 PW110R-1 PW95R-2
$1.61

26 Dec 2020
O-RING FOR KOMATSU: YM129900-32040
$6.44

05 Jun 2025
Tank Cap YM124160-01751 Compatible with Komatsu 3D84 4D84 4D88 4D94 4D98 4D106 PC15R-8 Excavator Parts
$97.88

09 Jul 2022
GASKET - RTV FOR KOMATSU: YM977770-01212
$120.39

24 Mar 2020
GASKET - RTV FOR KOMATSU: YM97777-001212
$98.56

24 Mar 2020
GASKET - RTV FOR KOMATSU: YM977770-01212
_ _  №  Number Qty Name Options
    \0   871070039   ASPIRATED ENGINE ENSN: 03896-  
    1   YM723900-01570   BLOCK ENSN: 03896-  
    3   YM123900-01780   OIL SEAL ENSN: 03896-  
    4   YM123900-01740   COVER ENSN: 03896-  
    5   YM26106-060162   BOLT ENSN: 03896-  
    6   YM123900-01820   GEAR ENSN: 03896-  
    8   YM123900-32000   PUMP ENSN: 03896-  
    9   YM26216-100302   STUD ENSN: 03896-  
    10   YM124240-01871   COVER ENSN: 03896-  
    11   YM124240-01883   GASKET ENSN: 03896-  
    12   YM129900-32030   O-RING ENSN: 03896-  
    13   YM129900-32040   O-RING ENSN: 03896-  
    14   YM22312-080160   PARALLEL PIN ENSN: 03896-  
    15   YM24341-000240   O-RING ENSN: 03896-  
    16   YM26106-080202   BOLT ENSN: 03896-  
    17   YM26106-080202   BOLT ENSN: 03896-  
    18   YM26106-080202   BOLT ENSN: 03896-  
    19   YM26106-080402   BOLT ENSN: 03896-  
    20   YM26106-080452   BOLT ENSN: 03896-  
    21   YM26106-080452   BOLT ENSN: 03896-  
    22   YM26106-080502   BOLT ENSN: 03896-  
    23   YM26106-080702   BOLT ENSN: 03896-  
    24   YM26106-080802   BOLT ENSN: 03896-  
    25   YM26366-100002   NUT ENSN: 03896-  
    26   YM124160-01751   CAP ENSN: 03896-  
    27   YM24311-000320   O-RING ENSN: 03896-  
    28   YM121023-01550   COVER ENSN: 03896-  
    29   YM977770-01212   GASKET, LIQUID ENSN: 03896-  
          SEE FIG. 0201  
 
 
 
 
wb91r_2b / A-0000 + - .
_ _  №  Number Qty Name Options
    1     CYLINDER HEAD  
    2     SUCTION MANIFOLD  
    3     EXHAUST MANIFOLD & SILENCER  
    4     CYLINDER BLOCK  
    5     GEAR HOUSING  
    6     FLYWHEEL HOUSING & OIL SUMP  
    7     GOVERNOR (1/2)  
    8     GOVERNOR (2/2)  
    9     CAMSHAFT & DRIVING GEAR  
    10     CRANKSHAFT & PISTON  
    11     LUBRICATING OIL SYSTEM  
    12     LUBRICATING OIL LINE  
    13     FUEL LINE (1/2)  
    14     FUEL LINE (2/2)  
    15     FUEL INJECTION VALVE  
    16     FUEL INJECTION PUMP (1/2)  
    17     FUEL INJECTION PUMP (2/2)  
    18     FEED PUMP  
    19     COOLING WATER SYSTEM  
    20     GENERATOR  
    21     STARTING MOTOR  
    22     ENGINE STOP DEVICE  
    23     GENERATOR  
    24     GASKET KIT  
 
 
 
 
wb91r_2b / B-0000 + - .
_ _  №  Number Qty Name Options
    1     ENGINE MOUNTING PART  
    2     ENGINE AND DRIVE CONNECTION  
    3     AIR FILTER  
    4     MUFFLER  
    5     RADIATOR  
    6     RADIATOR TANK  
    7     PREFILTER (OPTIONAL)  
    8     FUEL TANK.  
    9     FUEL PIPING  
    10     SELF SUPPLY PUMP (OPTIONAL)  
    11     FRONT DASHBOARD (1/2)  
    12     FRONT DASHBOARD (2/2)  
    13     FUSES BOX  
    14     LATERAL DASHBOARD (1/2)  
    15     LATERAL DASHBOARD (2/2)  
    16     ELECTRICAL SYSTEM (1/6)  
    17     ELECTRICAL SYSTEM (2/6)  
    18     ELECTRICAL SYSTEM (3/6)  
    19     ELECTRICAL SYSTEM (4/6)  
    20     ELECTRICAL SYSTEM (5/6)  
    21     ELECTRICAL SYSTEM (6/6)  
    22     BATTERY DETACHMENT  
    23     ARTIC VERSION  
 
 
 
 
wb91r_2b / C-0000 + - .
_ _  №  Number Qty Name Options
    1     FRAME  
    2     HANDBRAKE AND RFEAR PROPELLER SHAFT  
    3     FRONT PROPELLER SHAFT AND FRONT AXLE FIXING (4WD)  
    4     FRONT AXLE FIXING (2WD)  
    5     AXLE LUBRICATING PIPING  
    6     TRANSMISSION (4WD) (1/13)  
    7     TRANSMISSION (4WD) (2/13)  
    8     TRANSMISSION (4WD) (3/13)  
    9     TRANSMISSION (4WD) (4/13)  
    10     TRANSMISSION (4WD) (5/13)  
    11     TRANSMISSION (4WD) (6/13)  
    12     TRANSMISSION (4WD) (7/13)  
    13     TRANSMISSION (4WD) (8/13)  
    14     TRANSMISSION (4WD) (9/13)  
    15     TRANSMISSION (4WD) (10/13)  
    16     TRANSMISSION (4WD) (11/13)  
    17     TRANSMISSION (4WD) (12/13)  
    18     TRANSMISSION (4WD) (13/13)  
    19     TRANSMISSION (2WD) (1/11)  
    20     TRANSMISSION (2WD) (2/11)  
    21     TRANSMISSION (2WD) (3/11)  
    22     TRANSMISSION (2WD) (4/11)  
    23     TRANSMISSION (2WD) (5/11)  
    24     TRANSMISSION (2WD) (6/11)  
    25     TRANSMISSION (2WD) (7/11)  
    26     TRANSMISSION (2WD) (8/11)  
    27     TRANSMISSION (2WD) (9/11)  
    28     TRANSMISSION (2WD) (10/11)  
    29     TRANSMISSION (2WD) (11/11)  
    30     FRONT AXLE (4WD) (1/6)  
    31     FRONT AXLE (4WD) (2/6)  
    32     FRONT AXLE (4WD) (3/6)  
    33     FRONT AXLE (4WD) (4/6)  
    34     FRONT AXLE (4WD) (5/6)  
    35     FRONT AXLE (4WD) (6/6)  
    36     FRONT AXLE (2WD) (1/3)  
    37     FRONT AXLE (2WD) (2/3)  
    38     FRONT AXLE (2WD) (3/3)  
    39     REAR AXLE (1/8)  
    40     REAR AXLE (2/8)  
    41     REAR AXLE (3/8)  
    42     REAR AXLE (4/8)  
    43     REAR AXLE (5/8)  
    44     REAR AXLE (6/8)  
    45     REAR AXLE (7/8)  
    46     REAR AXLE (8/8)  
    47     HYDRAULIC PIPING (TRANSMISSION COOLING LINE)  
    48     HYDRAULIC PIPING (REAR AXLE LOCKING CONTROL)  
    49     WHEELS  
    50     WHEELS (OPTIONALS)  
    51     HYDRAULIC PIPING (BRAKE LINE)  
 
 
 
 
wb91r_2b / D-0000 + - .
wb91r_2b / E-0000 + - .
_ _  №  Number Qty Name Options
    1     COVERS (1/3)  
    2     COVERS (2/3)  
    3     COVERS (3/3)  
    4     FRONT SPLASH-BOARD (OPTIONALS)  
    5     DASHBOARD, FLOOR MAT (CABIN)  
    6     CABIN (1/11)  
    7     CABIN (2/11)  
    8     CABIN (3/11)  
    9     CABIN (4/11)  
    10     CABIN (5/11)  
    11     CABIN (6/11)  
    12     CABIN (7/11)  
    13     CABIN (8/11)  
    14     CABIN (9/11)  
    15     CABIN (10/11)  
    16     CABIN (11/11)  
    17     OPERATOR'S SEAT  
    18     HEATING SYSTEM (1/2)  
    19     HEATING SYSTEM (2/2)  
    20     CABIN AIR BLENDING SYSTEM (1/2)  
    21     CABIN AIR BLENDING SYSTEM (2/2)  
    22     MOTOR AIR BLENDING SYSTEM (1/2)  
    23     MOTOR AIR BLENDING SYSTEM (2/2)  
    24     ADDITIONAL KIT FOR AIR BLENDING SYSTEM  
 
 
 
 
Here you can search whole komatsu part number in all models, Example: 6212611203

Parts catalog Komatsu:

The names Komatsu, Cat, Deere or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
777parts tpe-parts.com is in no way associated with Komatsu any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.
Back to top