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DENSO DENSO W31ESR-U Spark Plug W31ESRU
DENSO DENSO W31ESR-U Spark Plug W31ESRU
DENSO DENSO W31ESR-U Spark Plug W31ESRU
DENSO DENSO W31ESR-U Spark Plug W31ESRU
DENSO DENSO W31ESR-U Spark Plug W31ESRU
DENSO DENSO W31ESR-U Spark Plug W31ESRU

DENSO W31ESR-U Spark Plug

Compatible with APRILIA RED ROSE , APRILIA RS , APRILIA PEGASO Show more info
DENSO Iridium spark plug designed for optimal ignition and engine performance. Ensures reliable starting and smooth operation.
2.26 EUR
inc. VAT 21%
In stock 186
Delivery 1 day (14.05.2026)
PN W31ESR-U
Make DENSO
EAN 042511041769 042511417601 10042511417608

The DENSO W31ESR-U is a high-performance iridium spark plug engineered to deliver superior ignition capabilities. Its advanced design promotes efficient fuel combustion, leading to improved engine responsiveness and fuel economy. Crafted with DENSO's renowned quality, this spark plug offers exceptional durability and resistance to wear, ensuring a long service life. It is built to meet the demanding requirements of modern engines, providing consistent spark energy for reliable performance under various driving conditions. Experience enhanced engine power and a smoother ride with the DENSO W31ESR-U. Its precise manufacturing guarantees a perfect fit and optimal function, making it an ideal choice for drivers seeking dependable ignition system components.

  • Features a durable iridium alloy tip for extended lifespan.
  • Provides a strong spark for efficient combustion.
  • Enhances engine performance and fuel efficiency.
  • Ensures reliable starting and smooth idling.
  • Designed for optimal ignition in a wide range of engines.
  • DENSO's commitment to quality and precision engineering.
  • Direct fit for compatible vehicle applications.
Ignition spark plug
1-mass electrode
Ignition spark plug
Nickel central electrode
Distance between electrodes [mm]
0,8
Thread size
M14x1.25
Thread length [mm]
19
Diameter [mm]
1:4
OE-number
L41W
Connection technology
Removable SAE
Wrench size
20.6 mm
Tightening torque [Nm]
2+2
Mass [g]
56
Gross weight [g]
59
alternative item
IW31
  • APRILIA
    • RED ROSE
      • Red Rose 125 (BC) (20kW/27PS)
      • Red Rose 125 (BC) (20kW/27PS)
    • RS
      • RS 125 Replica (RD) (22kW/29PS)
      • RS 125 Replica (PY) (22kW/29PS)
      • RS 125 Extrema (MP) (22kW/29PS)
      • RS 125 Extrema (SF) (22kW/29PS)
      • RS 125 Extrema (RD) (22kW/29PS)
      • RS 125 Extrema (PY) (22kW/29PS)
      • RS 125 (MP, GS) (23kW/31PS)
      • RS 125 (RD, SX) (17kW/23PS)
      • RS 125 Extrema (GS) (23kW/31PS)
      • RS 125 Replica (SF) (22kW/29PS)
      • RS 125 Spain's No. 1-Replica (SF) (17kW/23PS)
      • RS 125 Talmasci-Replica (RD) (17kW/23PS)
      • RS 125 Replica (GS) (23kW/31PS)
      • RS 125 Replica (MP) (22kW/29PS)
      • RS 125 Tuono (SF) (22kW/29PS)
      • RS 125 Spain's No. 1-Replica (SF) (22kW/29PS)
      • RS 125 (RD) (22kW/29PS)
      • RS 125 (PY) (21kW/29PS)
    • PEGASO
      • Pegaso 125 (18kW/24PS)
    • RX
      • RX 250 Tuareg Ralley (13kW/18PS)
      • RX 250 (13kW/18PS)
  • CAGIVA
    • MITO
      • Mito 50 (7kW/9PS)
  • SUZUKI
    • RM
      • RM 85 (20kW/27PS)
HONDA
98079-60817 98079-608-27
SUZUKI
09482-00478
TOYOTA
90098-31185 90098-31505
HITACHI
L41W
YAMAHA
94709-00384
KAWASAKI
J4520W31ESRU
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