FREE SHIPPING OVER $99

BEST PRICE GUARANTEED

EARN POWERBOAT REWARDS

SUPPORT M-F 9-5 EST: 856-232-6969

  • Sierra OMC 3854270 Cobra Transom Seal Bellows Kit 18-2771
Marine parts, fast fulfillment, real support
Get the right part without slowing down your season. PowerBoatSupply helps boat owners order with confidence, backed by trusted marine parts expertise and responsive support.
✓ Fast shipping ✓ Fitment help ✓ Secure checkout

Sierra OMC 3854270 Cobra Transom Seal Bellows Kit 18-2771

Marine parts, fast fulfillment, real support
Get the right part without slowing down your season. PowerBoatSupply helps boat owners order with confidence, backed by trusted marine parts expertise and responsive support.
✓ Fast shipping ✓ Fitment help ✓ Secure checkout
Brand:
Part Number:
47-2771
$278.29 $162.84
— You save $115.45
Earn $4.89 in PBS Store Credit
Availability: In Stock - Ships same or next business day. Shipping: Free Shipping Over $99


Get back on the water faster — ships next business day.
Trusted by boat owners & marine techs
Real OEM parts, fast shipping, and support from a Mercury Platinum Dealer.
✓ Best Price ✓ Fast Fulfillment ✓ Trusted Fitment ✓ Real Support
✓ 17,500+ verified 5-star reviews

Description

Service kit includes replacement bellows, gimbal bearing, gaskets, & o-rings for OMC Cobra non-cone clutch stern drives.

 

    • Sierra Cobra transom bellows kit
    • Fits all OMC Cobra stern drives without cone clutch
    • Kit contains out drive mounting gasket, U-joint bellows, exhaust bellows, shift cable bellows, gimbal bearing, and hose clamp
    • Does not include water intake hose
    • Replaces OMC 3854270
    • Replaces Mallory 9-72930
View AllClose

Warranty Information

We are an authorized reseller for all products listed on our website. Please contact the manufacturer for warranty info.
View AllClose

Specs

UPC:
47-2771
MPN:
18-2771
Replaces:
3854270

Reviews

View AllClose