Looking for aftermarket parts to modify or upgrade your 2003 Toyota 4Runner with bearings? At Tunersports.com we carry a huge selection of the top name brand performance bearing parts and accessories.

OUT OF STOCK 4M8263A-.25ACL Toyota 1GR-FE 4.0L Engine Crankshaft Main Bearing Set 2003-2024 Toyota 4Runner Limited $40.33 |
OUT OF STOCK 4M8263A-.50ACL Toyota 1GR-FE 4.0L Engine Crankshaft Main Bearing Set 2003-2024 Toyota 4Runner Limited $40.33 |
OUT OF STOCK 4M8263A-STDACL Toyota 1GR-FE 4.0L Engine Crankshaft Main Bearing Set 2003-2024 Toyota 4Runner Limited $40.33 |
OUT OF STOCK 4M8263H-.025ACL Toyota 1GR-FE V6 Tundra .025mm Oversized High Performance Main Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $113.86 |
IN STOCK - LOW 4M8263H-.25ACL Toyota 1GR-FE V6 Tundra .25mm Oversized High Performance Main Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $113.86 |
OUT OF STOCK 4M8263H-STDACL Toyota 1GR-FE V6 Tundra Standard Size High Performance Main Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $113.86 |
OUT OF STOCK 4M8263HX-STDACL Toyota 1GR-FE V6 Tundra Standard High Performance W/ Extra Oil Clearance Main Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $113.86 |
OUT OF STOCK 5M8088H-.025ACL Lexus V8 1UZFE 4.0L Race Series - supercedes 5M8092H Engine Crankshaft Main Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $180.48 |
OUT OF STOCK 5M8088H-.25ACL Lexus V8 4.0L 1UZFE .25mm Oversized Performance Main Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $180.48 |
OUT OF STOCK 5M8088H-.50ACL Lexus V8 1UZFE 4.0L Race Series - supercedes 5M8092H Engine Crankshaft Main Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $180.48 |
IN STOCK 5M8088H-STDACL Lexus V8 4.0L 1UZFE Standard Size Race Main Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $180.48 |
OUT OF STOCK 5M8088HX-STDACL Lexus V8 1UZFE 4.0L Race Series - supercedes 5M8092H Engine Crankshaft Main Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $180.48 |

IN STOCK - LOW 6B8262H-.025ACL Toyota 1GR-FE V6 DOHC .025mm Oversized High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $103.69 |
OUT OF STOCK 6B8262H-.25ACL Toyota 1GR-FE V6 DOHC .25mm Oversized High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $103.69 |
OUT OF STOCK 6B8262H-STDACL Toyota 1GR-FE V6 DOHC Standard Size High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $103.69 |
OUT OF STOCK 6B8262HX-STDACL Toyota 1GR-FE V6 DOHC Standard Size High Performance W/ Extra Oil Clearance Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2024 Toyota 4Runner Limited / SR5 $103.69 |
OUT OF STOCK 8B8091H-.025ACL Lexus V8 1UZFE/2UZFE/3UZFE +.025mm Oversized Performance Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $155.52 |
OUT OF STOCK 8B8091H-.25ACL Lexus 1UZFE/2UZFE/3UZFE .25mm Oversized Performance Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $155.52 |
OUT OF STOCK 8B8091H-.50ACL Lexus V8 1UZFE/2UZFE/3UZFE Standard Size High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $155.52 |
IN STOCK 8B8091H-STDACL Lexus V8 1UZFE/2UZFE/3UZFE Standard Size High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $155.52 |
OUT OF STOCK 8B8091HX-STDACL Lexus V8 1UZFE/2UZFE/3UZFE Standard Size High Performance Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $155.52 |

IN STOCK - DROPSHIPS CB1627PIdeal for rebuilding engines where more demanding use is anticipated, such as heavy duty, motorsports, or street performance. As it is the most versatile replacement engine bearing, P-Series is suitable for most OE applications. Due to the increased load capacity of the Tri-Metal design, it is a sui... Clevite Lexus V8 3966cc 1992-95 Toyota 2UZFE 1998-2009 Con Rod Bearing Set 2003-2009 Toyota 4Runner Limited / Sport / SR5 $41.04 |
IN STOCK - DROPSHIPS CB1890A(6)Carrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Toyota 1GRFE 4.0L V6 3956cc Engine Con Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2020 Toyota 4Runner Limited / SR5 $76.04 |
IN STOCK - DROPSHIPS CB1890A25MM(6)Carrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Toyota 1GRFE 4.0L V6 3956cc Engine Con Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2020 Toyota 4Runner Limited / SR5 $76.04 |
IN STOCK - DROPSHIPS CB1890A50MM(6)Clevite Nissan VK56DE VK45DE VK50VE VK56VD VK56VDS Con Rod Bearing Set 2003-2009 Toyota 4Runner Sport 2003-2014 Toyota 4Runner Limited / SR5 $71.51 |