Main bearings / STD + 0.50 mm / Kubota D1403 / D1503 / D1703 / V1902 / V2003 / V2203

Main bearings with an inner diameter of 52 mm STD + 0.50 mm and a height of 20 mm for tractors and other Kubota brands with engines Kubota D1403, Kubota D1503, Kubota D1703, Kubota V1902, Kubota V2003, Kubota V2203 and others.

Main engine bearings are semicircular rings that are mounted in special grooves (holders) in the engine block, between the crankshaft (main shaft) and the engine block (applies to the central shaft journals) in order to eliminate play that occurs during engine operation. Main bearings, bearing the shaft, ensuring the proper position of the shaft relative to the engine block so that the generated power is transmitted as smoothly as possible.

Dimensions :

• inner diameter: 52 + 0.50 mm,
• outer diameter: 57 mm,
• thickness: 2.00 mm (3 pcs.), 2.50 mm (1 pc.),
• width: 20mm,
• original part numbers: 17311-23480,
• part numbers: -.

Engine models :

Kubota :

• Kubota D1403,
• Kubota D1503,
• Kubota D1703,
• Kubota V1902,
• Kubota V2003,
• Kubota V2203.

The first signs of wear of the main bearings are an unnatural, steady knocking coming from the engine. Worn bearings must be replaced with new ones as soon as possible, replacing the faulty element too late can cause serious damage to the shaft, connecting rod or engine.

Magazine : K18:A14:S03

*Photos are for illustrative purposes only and may differ in detail from the delivered product due to differences in production over the years.