KYB Suspension Strut Bellows P/N:SB191

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$36.99
MPN: SB191
UPC: 197244038354
Item Package Quantity: 1
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KYB Suspension Strut Bellows P/N:SB191
KYB Suspension Strut Bellows P/N:SB191
$36.99

Keep road grit off your strut shaft with the KYB Suspension Strut Bellows SB191, a front strut boot kit that shields the polished shaft, upper seal and bushing from the dirt, dust, sand, salt and road debris that cause abrasive wear. It drops in as a direct-fit replacement for the front struts on the 2019-2024 Toyota RAV4, 2020-2024 Highlander, 2021-2024 Sienna and RAV4 Prime, 2024 Grand Highlander, plus the 2022-2024 Lexus NX250, NX350, NX350H and NX450H+ and 2023-2024 RX500H (see the Buyer's Guide tab for the full list).

  • Full-length shaft protection: a highly durable plastic bellows covers the entire strut shaft to block contaminants before they reach the seal and bushing, which can help extend strut life.
  • Poly foam travel-limiting bumper: the included jounce bumper is designed to protect the strut from bottoming out and to shield other components from extreme-movement damage.
  • Guards the wear points: keeps abrasive debris off the polished shaft, upper seal and bushing.
  • Vehicle-specific design: designed and built for your Toyota or Lexus, engineered to match or exceed OE design and quality.

Each kit services one front strut; for balanced results, replace both front bellows as a matched pair.

Frequently Asked Questions

What is the KYB SB191?

It is a front strut boot kit with a durable plastic bellows and a poly foam jounce bumper that shields the strut shaft, upper seal and bushing from dirt, dust, sand, salt and road debris.

Which vehicles does it fit?

Front struts on the 2019-2024 Toyota RAV4, 2020-2024 Highlander, 2021-2024 Sienna and RAV4 Prime, 2024 Grand Highlander, plus 2022-2024 Lexus NX250/NX350/NX350H/NX450H+ and 2023-2024 RX500H. See the Buyer's Guide tab.

Does it include a jounce bumper?

Yes. The kit includes a poly foam travel-limiting bumper (jounce bumper) that is designed to help protect the strut from bottoming out and limit extreme-movement damage.

Why replace a torn strut bellows?

A torn or missing bellows lets dirt, sand and salt reach the polished shaft and upper seal, causing abrasive wear and potential leaks. Replacing it helps keep those contaminants out.

How many do I need?

Each kit covers one front strut. For even wear, replace both front bellows as a matched pair when servicing the front struts.