90311-42026 & 90311-42031 Crankshaft Oil Seal Set For Toyota 3L Diesel Engine

• OEM Part Number: Rear Seal 90311-42026, Front Seal 90311-42031
• Engine Model: Toyota 3L 2.8L Diesel Engine
• Product Name: Crankshaft Front & Rear Main Oil Seal Kit
• Compatible Vehicles: Toyota Hilux LN106 LN130, Hiace H100, 4Runner, Dyna 150, Land Cruiser 2.8D
• Seal Structure: Single lip skeleton oil seal with built-in tension spring, internal spiral anti-leak thread
• Material: High temperature resistant FKM fluororubber with metal outer frame
• Core Function: Seals the front and rear ends of the crankshaft, prevents engine lubricating oil from leaking out of the crankcase, maintains stable oil pressure and normal engine lubrication system operation

1. Exact OEM dimensions 90311-42026 rear main seal and 90311-42031 front crank seal, perfectly matched for Toyota 3L engine crankshaft journal and housing bore.
2. Fluororubber material features outstanding heat resistance, oil resistance and anti-aging performance, resistant to high working temperature of diesel engine for long service life.
3. Built-in stainless steel garter spring keeps constant compression force on the rotating crankshaft shaft surface, effectively avoids oil dripping under high-speed rotation.
4. Sold as a complete front + rear set, convenient for one-time replacement during engine overhaul and crankshaft maintenance.

This crankshaft oil seal assembly includes rear main oil seal 90311-42026 and front crankshaft oil seal 90311-42031, specially designed for Toyota 3L four-cylinder diesel engine. Worn, hardened or cracked crankshaft oil seals will cause continuous engine oil leakage, leading to insufficient lubrication, accelerated wear of crankshaft bearings and other serious engine failures. It is a necessary replacement part when disassembling the engine, replacing the timing cover, overhauling the clutch or repairing oil leakage faults. All seals pass dimensional tolerance test and high-temperature durability test before delivery.

We supply parts for Kubota, Cumm ins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Vol vo, Deutz, Doosan, Daewoo, John De ere, Scania, Hyundai, JCB etc.

A: Obvious oil dripping at the rear of the engine bell housing or front timing cover, gradual drop of engine oil level, oil stains on the ground after vehicle parking.

A: Clean the crankshaft journal surface to remove rust and burrs before installation; use special seal pressing tool to install vertically and evenly to prevent rubber lip damage; apply a small amount of engine oil on the inner lip for lubrication during startup.