Voltage Regulator

Regulator Rectifier Yamaha RD250 RD350 RD400 XS1 XS2 XS400 XS650 Lithium Ok

$104.99 USD

Multi-buy discount

  • Free tracked shipping across the USA
  • Dispatched in 1-3 business days
  • Prices in USD
  • Fitment support: send your make, model and year
Product details

The wrong part stalls the whole job. Check the details below against your bike before you order: if a spec isn't listed, we don't have it on record, and we'd rather you ask than guess.

Regulator Rectifiers voltage regulator for Yamaha RD250 RD350 RD400. Cross-check part numbers 1L9-81910-50-00, 256-81970-11-00 and 278-81910-22-00 against the one you're replacing.

Part type Voltage Regulator
Fits Yamaha RD250 RD350 RD400
Part number 1L9-81910-50-00, 256-81970-11-00, 278-81910-22-00
Condition new
  • XS1 - 1970
  • XS2 - 1972
  • Regulator rectifier for many of the 70's Yamaha's with points type ignition
  • Battery not charging?
  • Unlike many other units, this is designed to work with lead acid based, gel and lithium batteries

Not sure it fits? Send us your make, model and year before you order and we'll check this part against your bike. Orders are dispatched from within the USA and fulfilled in 1 to 3 business days. If a part ever arrives faulty or not as described, a real person sorts it, backed by your consumer rights and our refund policy.