Undercarriage Parts for Komatsu D21P-6

Shop replacement Undercarriage for the Komatsu D21P-6. Available components include track chain - sealed and greased, shoes - single grouser, shoes - triple grouser, rubber pad - bolt on - bolts to shoe/base plate, track hardware, track group assembly charge, top carrier rollers, mounting hardware - top carrier rollers, lower rollers, mounting hardware - lower rollers, sprockets, front idlers, mounting hardware - front idlers, track tensioning components. Compare series, pitch, link height, bushing od and part numbers below to identify the appropriate replacement components for your machine.

Series: STEEL TRACK

Pitch: 5.30"

Link Height: 75.0mm

Bushing OD: 41.2mm

Note: Stock photos provided to us by the manufacturer do not necessarily represent the actual item being purchased. Please refer to the title and description on this page before you place your order.

TRACK CHAIN - SEALED AND GREASED

Image Part Number Description Qty Needed Price Total Availability Action
TLA S&G PC60 ITR-KM906/39 TLA S&G PC60 2 Loading...

SHOES - SINGLE GROUSER

Image Part Number Description Qty Needed Price Total Availability Action
GRSR 1B D20A-5 ITR-KM1496/300 GRSR 1B D20A-5 78 Loading...

SHOES - TRIPLE GROUSER

Image Part Number Description Qty Needed Price Total Availability Action
GRSR 3B D20A-5 ITR-KM908/300 GRSR 3B D20A-5 78 Loading...
GRSR 3 BAR ITR-KM908/450 GRSR 3 BAR 78 Loading...

RUBBER PAD - BOLT ON - BOLTS TO SHOE/BASE PLATE

Image Part Number Description Qty Needed Price Total Availability Action
RUBBER PAD, BO ITR-DHR135X450B RUBBER PAD, BO 78 Loading...

TRACK HARDWARE

Image Part Number Description Qty Needed Price Total Availability Action
BOLT, TRACK ITR-571894 BOLT, TRACK 312 Loading...
NUT, TRACK 12MM ITR-FT887 NUT, TRACK 12MM 312 Loading...

TRACK GROUP ASSEMBLY CHARGE

Image Part Number Description Qty Needed Price Total Availability Action
TGA LABOR CHARG ITR-ASM1 TGA LABOR CHARG 2 Loading...
TGA LABOR CHARG ITR-ASM1 TGA LABOR CHARG 2 Loading...

TOP CARRIER ROLLERS

Image Part Number Description Qty Needed Price Total Availability Action
RLR GRP D21 ITR-KM913 RLR GRP D21 2 Loading...

MOUNTING HARDWARE - TOP CARRIER ROLLERS

Image Part Number Description Qty Needed Price Total Availability Action
BOLT, 12X35MM ITR-6V8675 BOLT, 12X35MM 8 Loading...
LOCKWASHER, 1/2 ITR-3B4508 LOCKWASHER, 1/2 8 Loading...
WASHER, 3/4 HD ITR-5P8248 WASHER, 3/4 HD 8 Loading...

LOWER ROLLERS

Image Part Number Description Qty Needed Price Total Availability Action
S/F RLR GRP ITR-KM909 S/F RLR GRP 12 Loading...

MOUNTING HARDWARE - LOWER ROLLERS

Image Part Number Description Qty Needed Price Total Availability Action
BOLT 14X45MM ITR-8T0226 BOLT 14X45MM 48 Loading...
LOCKWASHER ITR-3B4509 LOCKWASHER 48 Loading...

SPROCKETS

Image Part Number Description Qty Needed Price Total Availability Action
SPROCKET PC60 ITR-KM911 SPROCKET PC60 2 Loading...
SPROCKET RIM ITR-KM912 SPROCKET RIM 2 Loading...

FRONT IDLERS

Image Part Number Description Qty Needed Price Total Availability Action
IDLER GRP D20 ITR-KM914 IDLER GRP D20 2 Loading...

MOUNTING HARDWARE - FRONT IDLERS

Image Part Number Description Qty Needed Price Total Availability Action
BOLT, 12MMX30MM ITR-6V3668 BOLT, 12MMX30MM 8 Loading...
LOCKWASHER, 1/2 ITR-3B4508 LOCKWASHER, 1/2 8 Loading...

TRACK TENSIONING COMPONENTS

Image Part Number Description Qty Needed Price Total Availability Action
SPRING, D21P-6 ITR-103-30-34130 SPRING, D21P-6 2 Loading...
TRACK ADJ KIT ITR-909035 TRACK ADJ KIT 2 Loading...