How to reinstall Rod Bearing on Subaru Impreza?

Once the crankshaft and connecting rods have been cleaned and inspected, and a decision has been made regarding bearing replacement, the connecting rods can be reinstalled on the crankshaft. If new bearings are being used, check the oil clearances before the final installation of the connecting rods. If the clearances are within the specified limits, proceed with the installation. Never assume that the clearances are correct, even if new bearings are involved. Make sure the bearing faces and backs are perfectly clean, then fit them to the connecting rod and cap. The tab on each bearing must be engaged in the recess in the cap or connecting rod. Clean the number one connecting rod journal on the crankshaft, then slip the number one connecting rod into place. Ensure that the mark on the side of the connecting rod is facing the front of the crankshaft. Apply a length of Plastigage to the crankshaft journal, just off-center. Gently install the connecting rod cap in place, without turning the connecting rod on the journal. Make sure the mating mark on the cap is on the same side as the mark on the connecting rod. Lubricate the threads of the connecting rod nuts or bolts and tighten them. Remove the connecting rod nuts or bolts without allowing the connecting rod to turn on the journal, then remove the cap. Examine the Plastigage and compare its width to the scale on the Plastigage package. The connecting rod oil clearance is usually about 0.001 to 0.002 inches. Consult an automotive machine shop for the clearance specified for the rod bearings on your engine. If the clearance is within specifications, proceed with checking the other three connecting rods. If the connecting rod clearances are all within specifications, lubricate both halves of the bearings of connecting rod number 1 with moly-based assembly lube and install the connecting rod nuts or bolts. Tighten them, working up to it in three steps. Repeat the procedure for the remaining connecting rods. Do not mix up the connecting rods and caps, and do not install the connecting rods backwards. After the connecting rods have been installed, rotate them by hand and check for any obvious binding. As a final step, recheck the connecting rod side clearance.

Genuine Subaru Impreza Rod Bearing

Engine Connecting Rod Bearing

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49 Rod Bearings found

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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AB100
$132.99 MSRP: $192.73
You Save: $59.74 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: STD
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012-2021 Subaru Impreza | Base, Limited, Premium, Sport, Sport Limited
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Subaru Impreza Bearing Set Connect Rod
Part Number: 12108AA890
$150.71 MSRP: $220.33
You Save: $69.62 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: STD
- Replaces: 12108AA810, 12108AA210, 12108AA740
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1993-2011 Subaru Impreza | 2.5i, 25i, Base, Brighton, L, L+, LE, LS, LX, Outback, Outback Sport, RS, TS | 1.8L H4, 2.2L H4, 2.2L H4 (New EVAPO), 2.2L H4 Series, 2.5L H4
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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AB020
$282.31 MSRP: $416.38
You Save: $134.07 (33%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: STD
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009-2011 Subaru Impreza | 2.5 GT, STI, STI Special Edition, STI Sport, WRX, WRX Sport, WRXSS | 2.5L H4 Turbo
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Subaru Impreza Bearing Set Connecting Rod Std
Part Number: 12108AA290
$146.74 MSRP: $214.53
You Save: $67.79 (32%)
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Product Specifications
- Other Name: Bearing Set-Connecting Rod
- Manufacturer Note: STD
- Replaces: 12108AA250, 12108AA380
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2005 Subaru Impreza | RS, WRX | 2.0L H4 Turbo, 2.5L H4 SOHC
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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AA530
$151.48 MSRP: $221.47
You Save: $69.99 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: STD
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998 Subaru Impreza | RS | 2.5L H4 DOHC
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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AB110
$138.41 MSRP: $202.35
You Save: $63.94 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: US 0.03
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012-2021 Subaru Impreza | Base, Limited, Premium, Sport, Sport Limited
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB790
$41.91 MSRP: $60.73
You Save: $18.82 (31%)
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB760
$41.91 MSRP: $60.73
You Save: $18.82 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB780
$41.91 MSRP: $60.73
You Save: $18.82 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB770
$41.91 MSRP: $60.73
You Save: $18.82 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AB130
$138.41 MSRP: $202.35
You Save: $63.94 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: US 0.25
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012-2021 Subaru Impreza | Base, Limited, Premium, Sport, Sport Limited
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Subaru Impreza Bearing Set Connecting Rod
Part Number: 12108AB120
$138.41 MSRP: $202.35
You Save: $63.94 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bearing Set-Connecting Rod; Bearing Set
- Manufacturer Note: US 0.05
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012-2021 Subaru Impreza | Base, Limited, Premium, Sport, Sport Limited
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB791
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB781
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB771
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.5L
View related parts
Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB761
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.5L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB750
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.0L
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Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB740
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.0L
View related parts
Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB730
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.0L
View related parts
Subaru Impreza BRG SET-CONN ROD
Part Number: 12108AB720
$44.01 MSRP: $63.78
You Save: $19.77 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2024-2025 Subaru Impreza | 4 Cyl 2.0L

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1-20 of 49 Results

Subaru Impreza Rod Bearing

Subaru Impreza Rod Bearing is a plain bearing insert that allows the connecting rod to rotate easily on the crankshaft with minimal friction. It also supports the crankshaft when loaded. The bearing halves should be seated with crush when torqued to create the correct oil clearance, 0.001 to 0.0035 inch, to create an oil film supplied to the bearing by the pump. This is performed by having machined bores and caps inside the engine block. The Rod Bearing surface gets pressurized oil to prevent the rubbing of metal against metal and control the wear and heat that may harm engine durability. It is confirmed that a bi-metal bearing features an aluminum alloy lining bonded to a steel backing, with the addition of silicone if desired. This enhances surface hardness and seizure resistance. On the other hand, the tri-metal version comes with an intermediate copper layer and a lead-tin-copper overlay. In turn, this improves strength, fatigue resistance, and embeddability of dirt and dust particles. Choosing the right size ensures that the crankshaft journals in the Subaru Impreza line up with the Rod Bearing diameter. During operation and through the Subaru Impreza engine cycle, a worn Rod Bearing replaced on time would not cause damage in a Subaru Impreza powerplant as each Rod Bearing is critical.

Our website stands as the go-to online destination for OEM Subaru Impreza Rod Bearing. With complete lines of genuine Subaru Impreza Rod Bearing available at unbeatable market prices, we ensure top quality, reliability, and durability. Each part comes backed by the manufacturer's warranty, reinforcing your trust in our offerings.

Subaru Impreza Rod Bearing Parts Questions & Experts Answers

Bearing Set Connecting Rod
12108AB020
Q:
How to reinstall Rod Bearing on Subaru Impreza?
Posted by Morgen H.
A:
Once the Crankshaft and connecting rods have been cleaned and inspected, and a decision has been made regarding bearing replacement, the connecting rods can be reinstalled on the crankshaft. If new bearings are being used, check the oil clearances before the final installation of the connecting rods. If the clearances are within the specified limits, proceed with the installation. Never assume that the clearances are correct, even if new bearings are involved. Make sure the bearing faces and backs are perfectly clean, then fit them to the connecting rod and cap. The tab on each bearing must be engaged in the recess in the cap or connecting rod. Clean the number one connecting rod journal on the crankshaft, then slip the number one connecting rod into place. Ensure that the mark on the side of the connecting rod is facing the front of the crankshaft. Apply a length of Plastigage to the crankshaft journal, just off-center. Gently install the connecting rod cap in place, without turning the connecting rod on the journal. Make sure the mating mark on the cap is on the same side as the mark on the connecting rod. Lubricate the threads of the connecting rod nuts or bolts and tighten them. Remove the connecting rod nuts or bolts without allowing the connecting rod to turn on the journal, then remove the cap. Examine the Plastigage and compare its width to the scale on the Plastigage package. The connecting rod oil clearance is usually about 0.001 to 0.002 inches. Consult an automotive machine shop for the clearance specified for the rod bearings on your engine. If the clearance is within specifications, proceed with checking the other three connecting rods. If the connecting rod clearances are all within specifications, lubricate both halves of the bearings of connecting rod number 1 with moly-based assembly lube and install the connecting rod nuts or bolts. Tighten them, working up to it in three steps. Repeat the procedure for the remaining connecting rods. Do not mix up the connecting rods and caps, and do not install the connecting rods backwards. After the connecting rods have been installed, rotate them by hand and check for any obvious binding. As a final step, recheck the connecting rod side clearance.
Answered by Subaru Parts Specialist Gary / Sep 26, 2025