Heating and Cooling› Air Conditioning

WEBASTO

SP-BAG SEALING

$37.65

SKU: W040 1322875A

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Webasto O Ring Seal is a repair part for the Thermo 90, Thermo 90S, and Thermo 90ST heaters. It is a genuine Webasto product and is made in Germany. The part number for this item is 83515B and it supersedes part numbers 348-88A, 835-15B, and 224-05A.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWEBASTO
Part NumberW040 1322875A

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy