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Find replacement slewing rings and swing bearings for excavators. Browse by machine manufacturer or part number and verify compatibility.
About these parts
Slewing rings are essential components that enable the smooth and precise rotation of an excavator’s upper structure. Designed to handle heavy loads and extreme working conditions, these robust bearings provide stability, reliability, and efficient power transmission. Built for durability, slewing rings minimize wear and ensure consistent operation, making them a crucial element in maintaining productivity and control in excavation and construction applications.
Catalog-listed applications. Confirm serial number and configuration before ordering.
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Slewing Ring
Find replacement slewing rings and swing bearings for excavators. Browse by machine manufacturer or part number and verify compatibility.
About these parts
Slewing rings are essential components that enable the smooth and precise rotation of an excavator’s upper structure. Designed to handle heavy loads and extreme working conditions, these robust bearings provide stability, reliability, and efficient power transmission. Built for durability, slewing rings minimize wear and ensure consistent operation, making them a crucial element in maintaining productivity and control in excavation and construction applications.
Slewing Ring
21K-25-21110
COMPATIBLE EQUIPMENT
Komatsu PC150-1
+3 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$2,380.00
-
Original price
$2,380.00
Original price
$2,380.00
$2,380.00
-
$2,380.00
Current price
$2,380.00
Low stock
Slewing Ring
21K-25-33100
COMPATIBLE EQUIPMENT
Komatsu PC150-5
+3 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$2,380.00
-
Original price
$2,380.00
Original price
$2,380.00
$2,380.00
-
$2,380.00
Current price
$2,380.00
Low stock
Slewing Ring
21M-25-11100
COMPATIBLE EQUIPMENT
Komatsu PC600-6
+5 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$29,030.00
-
Original price
$29,030.00
Original price
$29,030.00
$29,030.00
-
$29,030.00
Current price
$29,030.00
Low stock
Slewing Ring
21M-25-21100
COMPATIBLE EQUIPMENT
Komatsu PC700LC-8E0
Verify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$29,030.00
-
Original price
$29,030.00
Original price
$29,030.00
$29,030.00
-
$29,030.00
Current price
$29,030.00
Low stock
Slewing Ring
21N-25-00201
COMPATIBLE EQUIPMENT
Komatsu PC1100-6
+8 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$59,380.00
-
Original price
$59,380.00
Original price
$59,380.00
$59,380.00
-
$59,380.00
Current price
$59,380.00
Low stock
Slewing Ring
21N-25-11100
COMPATIBLE EQUIPMENT
Komatsu PC1000-1
+2 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$70,450.00
-
Original price
$70,450.00
Original price
$70,450.00
$70,450.00
-
$70,450.00
Current price
$70,450.00
Out of stock
Slewing Ring
21N-25-31101
COMPATIBLE EQUIPMENT
Komatsu PC1100-6
+5 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$57,050.00
-
Original price
$57,050.00
Original price
$57,050.00
$57,050.00
-
$57,050.00
Current price
$57,050.00
Out of stock
Slewing Ring
21P-25-K1100
COMPATIBLE EQUIPMENT
Komatsu PC150-6K
+9 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$4,560.00
-
Original price
$4,560.00
Original price
$4,560.00
$4,560.00
-
$4,560.00
Current price
$4,560.00
Out of stock
Slewing Ring
21S-25-11100
COMPATIBLE EQUIPMENT
Komatsu PC03-1
+1 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$1,350.00
-
Original price
$1,350.00
Original price
$1,350.00
$1,350.00
-
$1,350.00
Current price
$1,350.00
Out of stock
Slewing Ring
21S-25-31101
COMPATIBLE EQUIPMENT
Komatsu HM300TN-1
+5 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$1,350.00
-
Original price
$1,350.00
Original price
$1,350.00
$1,350.00
-
$1,350.00
Current price
$1,350.00
Out of stock
Slewing Ring
21T-25-00101
COMPATIBLE EQUIPMENT
Komatsu PC2000-8
Verify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$249,930.00
-
Original price
$249,930.00
Original price
$249,930.00
$249,930.00
-
$249,930.00
Current price
$249,930.00
Out of stock
Slewing Ring
21T-25-71111
COMPATIBLE EQUIPMENT
Komatsu PC1600-1
+1 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$186,280.00
-
Original price
$186,280.00
Original price
$186,280.00
$186,280.00
-
$186,280.00
Current price
$186,280.00
Out of stock
Slewing Ring
21U-25-21100
COMPATIBLE EQUIPMENT
Komatsu PC28UU-2
Verify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$1,600.00
-
Original price
$1,600.00
Original price
$1,600.00
$1,600.00
-
$1,600.00
Current price
$1,600.00
Out of stock
Slewing Ring
21U-25-21200
COMPATIBLE EQUIPMENT
Komatsu PC28UU-2E
Verify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$2,120.00
-
Original price
$2,120.00
Original price
$2,120.00
$2,120.00
-
$2,120.00
Current price
$2,120.00
Out of stock
Slewing Ring
21U-25-31100
COMPATIBLE EQUIPMENT
Komatsu PC27MR-1
+5 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$1,870.00
-
Original price
$1,870.00
Original price
$1,870.00
$1,870.00
-
$1,870.00
Current price
$1,870.00
Out of stock
Slewing Ring
21W-25-41100
COMPATIBLE EQUIPMENT
Komatsu PC78US-6
+1 more modelsVerify machine serial number
● In Stock
New Replacement1-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
In stock
Slewing Ring
21W-25-42100
COMPATIBLE EQUIPMENT
Komatsu PC78US-8
+1 more modelsVerify machine serial number
● In Stock
New Replacement1-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
In stock
Slewing Ring
21W-25-48100
COMPATIBLE EQUIPMENT
Komatsu PC78MR-6
+1 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$3,110.00
-
Original price
$3,110.00
Original price
$3,110.00
$3,110.00
-
$3,110.00
Current price
$3,110.00
In stock
Slewing Ring
21W-25-48101
COMPATIBLE EQUIPMENT
Komatsu PW98MR-3
Verify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$3,110.00
-
Original price
$3,110.00
Original price
$3,110.00
$3,110.00
-
$3,110.00
Current price
$3,110.00
In stock
Slewing Ring
21W-25-R8101
COMPATIBLE EQUIPMENT
Komatsu PC88MR-6
+1 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$3,110.00
-
Original price
$3,110.00
Original price
$3,110.00
$3,110.00
-
$3,110.00
Current price
$3,110.00
In stock
Slewing Ring
221-6764
COMPATIBLE EQUIPMENT
Caterpillar M3022
+9 more modelsVerify machine serial number
● Check Availability
New Replacement1-Year Warranty
Original price
$8,580.00
-
Original price
$8,580.00
Original price
$8,580.00
$8,580.00
-
$8,580.00
Current price
$8,580.00
Out of stock
Slewing Ring
227-6053
COMPATIBLE EQUIPMENT
Caterpillar 349D L
+3 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$13,790.00
-
Original price
$13,790.00
Original price
$13,790.00
$13,790.00
-
$13,790.00
Current price
$13,790.00
In stock
Slewing Ring
227-6081
COMPATIBLE EQUIPMENT
Caterpillar 320C U
+7 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$6,100.00
-
Original price
$6,100.00
Original price
$6,100.00
$6,100.00
-
$6,100.00
Current price
$6,100.00
In stock
Slewing Ring
227-6084
COMPATIBLE EQUIPMENT
Caterpillar 321C CR
+1 more modelsVerify machine serial number
● In Stock
New Replacement1-Year Warranty
Original price
$3,960.00
-
Original price
$3,960.00
Original price
$3,960.00
$3,960.00
-
$3,960.00
Current price
$3,960.00
Low stock