Skip to content
Welcome to Summit Tractor Parts!
Welcome to Summit Tractor Parts!

SHOP BY COMPONENT

Complete Final Drive

Shop complete final drive replacements for excavators and construction equipment. Search by model or part number and verify drive compatibility.

About these parts

Complete final drives provide the power and torque needed for smooth, reliable operation. Built for durability, these integrated assemblies—including motors and gearboxes—ensure optimal traction and performance in demanding conditions, helping excavators, track loaders, and other machinery stay productive.

Filter Results

Use filters to narrow these results.

Request Parts Assistance →

Final Drive Assembly

843000140

COMPATIBLE EQUIPMENT

Komatsu PC20-7

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $4,250.00 - Original price $4,250.00
Original price
$4,250.00
$4,250.00 - $4,250.00
Current price $4,250.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

843000150

COMPATIBLE EQUIPMENT

Komatsu PC45-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $3,240.00 - Original price $3,240.00
Original price
$3,240.00
$3,240.00 - $3,240.00
Current price $3,240.00
FREE SHIPPING
In stock
VIEW PART & FITMENT

Final Drive Assembly

843000179

COMPATIBLE EQUIPMENT

Komatsu PC12R-8

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $2,060.00 - Original price $2,060.00
Original price
$2,060.00
$2,060.00 - $2,060.00
Current price $2,060.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

843000191

COMPATIBLE EQUIPMENT

Komatsu PC20-7

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $4,250.00 - Original price $4,250.00
Original price
$4,250.00
$4,250.00 - $4,250.00
Current price $4,250.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172147-73300

COMPATIBLE EQUIPMENT

Komatsu PC50FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $3,240.00 - Original price $3,240.00
Original price
$3,240.00
$3,240.00 - $3,240.00
Current price $3,240.00
FREE SHIPPING
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172147-73301

COMPATIBLE EQUIPMENT

Komatsu PC50FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $3,240.00 - Original price $3,240.00
Original price
$3,240.00
$3,240.00 - $3,240.00
Current price $3,240.00
FREE SHIPPING
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172164-73300

COMPATIBLE EQUIPMENT

Komatsu PC40FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $1,970.00 - Original price $1,970.00
Original price
$1,970.00
$1,970.00 - $1,970.00
Current price $1,970.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172173-73300

COMPATIBLE EQUIPMENT

Komatsu PC20FR-2

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $2,220.00 - Original price $2,220.00
Original price
$2,220.00
$2,220.00 - $2,220.00
Current price $2,220.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172173-73301

COMPATIBLE EQUIPMENT

Komatsu PC20FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $2,220.00 - Original price $2,220.00
Original price
$2,220.00
$2,220.00 - $2,220.00
Current price $2,220.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172175-73300

COMPATIBLE EQUIPMENT

Komatsu PC30FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $2,540.00 - Original price $2,540.00
Original price
$2,540.00
$2,540.00 - $2,540.00
Current price $2,540.00
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172187-73300

COMPATIBLE EQUIPMENT

Komatsu PC70FR-1

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $3,630.00 - Original price $3,630.00
Original price
$3,630.00
$3,630.00 - $3,630.00
Current price $3,630.00
FREE SHIPPING
In stock
VIEW PART & FITMENT

Final Drive Assembly

YM172422-73300

COMPATIBLE EQUIPMENT

Komatsu PC30FR-2

Verify machine serial number

● In Stock

New Replacement2-Year Warranty

Original price $2,540.00 - Original price $2,540.00
Original price
$2,540.00
$2,540.00 - $2,540.00
Current price $2,540.00
In stock
VIEW PART & FITMENT

Compare products

Select 2 or 3 items to compare

Select first item to compare

Select second item to compare

Select third item to compare

Compare