2015 Subaru Legacy Wiper Sizes, Bulb Sizes & Tire Sizes

Last reviewed September 30, 2026 · Updated October 10, 2026

The short answer

The 2015 Subaru Legacy takes 26" driver and 17" passenger wiper blades, uses an H11 low-beam bulb, and rides on 225/55R17 tires as standard (2.5i, 2.5i Premium); 2.5i Limited and 3.6R Limited use 225/50R18.

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Wiper blade sizes

Driver side 26" Shop on Amazon
Passenger side 17" Shop on Amazon

Tire sizes by trim

2.5i, 2.5i Premium (standard) 225/55R17 97V · 33 front / 32 rear psi Search Amazon for 225/55R17 tires
2.5i Limited, 3.6R Limited 225/50R18 95H · 33 front / 32 rear psi Search Amazon for 225/50R18 tires

The size on the placard inside the driver's door jamb is the one your car left the factory with. Match that, not this table, if they differ; a previous owner may have changed wheels.

Bulb sizes

Front turn signal WY21W Search Amazon for WY21W bulbs
Rear turn signal WY21W Search Amazon for WY21W bulbs
Brake light Sealed LED, no replaceable bulb
Tail light Sealed LED, no replaceable bulb

Wheel specs and lug torque

Lug nut torque 89 ft-lbs (121 Nm)
Factory wheel sizes 17x7, 17x7.5, 18x7.5

Key fob, battery and sensors

Key fob battery CR1620 Search Amazon for CR1620

Dimensions, weight and fuel

Length 188.8" (480 cm)
Width 72.4" (184 cm)
Height 59" (150 cm)
Wheelbase 108.3" (275 cm)
Ground clearance 5.9" (15 cm)
Fuel Gasoline
Octane 87 (regular)
Fuel tank 18.5 gal (70 L)

Worth knowing about the 2015 Legacy

  • LED lighting. The brake light, tail light are sealed LED units with no user-replaceable bulb. A failure means replacing the assembly.
  • Bulbs. Models with HID headlamps use a dealer-serviced D4S, and Legacy models with steering-responsive fog lights use an H11.
  • Spare. This vehicle carries a compact (temporary) spare.
  • Tire chains. The manual restricts tire chains on this vehicle. The limits are in the next note; read them before you fit anything.
  • Tires. The manual says tire chains cannot be used but allows another traction device such as spring chains if its maker recommends it, and the compact spare is a T155/70D17.
  • Torque. Tighten lug nuts to 89 ft-lbs in a star pattern with a torque wrench, and re-check after the first 50 miles. This figure is from the owner's manual; an impact gun will overshoot it.
  • Key fob. The push-button-start access key takes a CR2032.