What material are these main bearings made from?

These main bearings are made from a bi-metal aluminum material and feature a lead-free, environmentally safe composite surface. This construction is well-suited for engines with low to medium load requirements.

Are these bearings a direct fit for my 1998 Toyota T100?

Yes, this standard size main bearing set is designed to fit the 1994-1998 Toyota T100, among other Toyota models. Always double-check the fitment details to ensure compatibility with your specific vehicle.

Does this bearing set include the necessary hardware for installation?

This product is a set of crankshaft main bearings. Installation hardware, such as bolts or seals, is typically sold separately. Refer to the manufacturer's installation guide for a complete list of required components.

Specifications

Brand: King Engine Bearings
Part #: MB5089AM
UPC: 611500369100

King Engine Bearings Toyota 1RZ Crankshaft Main Bearing Set - Size STD

Name: King Engine Bearings Toyota 1RZ Crankshaft Main Bearing Set - Size STD
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-toyota-1rz-crankshaft-main-bearing-set-t14-194795
Price: 34.38 USD
Availability: BackOrder

$34.38

On Backorder — Expected to ship by Apr 26, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 1995-2004 Toyota Tacoma. King Engine Bearings standard size crankshaft main bearing set. Lead-free composite for low to medium-load engines.

Key Features

Fits 1995-2004 Toyota Tacoma, 1996-2000 Toyota 4Runner, 1991-1997 Toyota Previa, and 1994-1998 Toyota T100.
Standard (STD) size crankshaft main bearing set.
Features a lead-free, environmentally safe composite material.
Ideal for low to medium-load engines.
Constructed with a bi-metal aluminum material.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

About this part

Product Details

When you're rebuilding the bottom end of your 1995-2004 Toyota Tacoma, you get a set of standard size crankshaft main bearings from King Engine Bearings. These bearings are made with a lead-free, environmentally safe composite material, which is a solid choice for engines that handle low to medium loads. King has been specializing in bearings since 1960, focusing on making them as good as they can be.

The bi-metal aluminum construction means these bearings are well-built for their intended purpose. They are designed to fit right into your engine, helping to ensure smooth rotation of the crankshaft and proper oil clearance. This is a key part of getting your engine running right again after a rebuild.