D.I.D. 520X130RB 520 Standard Series Non-Sealed Drive Chain 130 Links

The D.I.D. 520X130RB is a 520-series standard roller drive chain featuring 130 links in a non-sealed (non-O-ring) configuration. Designed for straightforward, reliable power transfer, this chain delivers dependable performance for lightweight motorcycle and powersports applications rated up to 250cc.

As D.I.D.'s entry-level 520-pitch chain, the 520D Standard carries an industry-standard Chain Life Index rating of 100 — the baseline benchmark against which all other D.I.D. chains are measured. With a tensile strength of 6,700 lbs and a weight of 3.12 lbs per 100 links, it offers a practical balance of strength and value for everyday riding conditions.

Key Specifications:

• Chain Series: 520 Standard (520D)
• Links: 130
• Seal Type: Non-sealed (No O-ring)
• Tensile Strength: 6,700 lbs
• Chain Life Index: 100
• Weight (per 100 links): 3.12 lbs
• Maximum Engine Displacement: 250cc

Regular maintenance — including cleaning every 300 miles and proper lubrication — will help maximize chain service life. The 520X130RB is a trusted OEM-replacement option for a wide range of light-duty street, off-road, and utility powersports machines.