Top Flexible Bellows Couplings for Power Transmission

The best Flexible Bellows Couplings includes Quicksilver U-Joint Bellows for MerCruiser, QMINOX 250mm SS304 KF25 Vacuum Bellows Set, Quicksilver U-Joint Bellows [816431A1] and many others as mentioned below.

1

Quicksilver U-Joint Bellows for MerCruiser

  • Durable composite material for long-lasting performance.
  • Flexible ribbed design ensures optimal water protection.
  • Compatible with MerCruiser Bravo and Blackhawk models.
  • Includes hose clamps for secure installation.
  • Easy installation with basic tools required.
  • Prevents water intrusion in the bell housing.
  • Perfect for Vazer stern drives installation.
  • Average Rating out of 5:
  • Price Range: $115.04
  • Size: ‎Unspecified
2

QMINOX 250mm SS304 KF25 Vacuum Bellows Set

  • High-quality 304 stainless steel construction.
  • Flexible 250mm length for versatile applications.
  • Includes 2 aluminum wing nut clamps.
  • Features 2 centering rings for precise alignment.
  • Comes with 2 FKM viton O-rings.
  • Meets ISO-KF standards for compatibility.
  • Available in multiple sizes for various needs.
  • Average Rating out of 5:
  • Price Range: $39.99
  • Size: ‎250mm KF25
  • Material: Stainless Steel
3

Quicksilver U-Joint Bellows [816431A1]

  • Flexible, ribbed design for enhanced durability.
  • Prevents water ingress into the bell housing.
  • Compatible with MerCruiser Alpha One Gen II.
  • Includes hose clamps for secure installation.
  • Easy installation with common tools required.
  • Ideal for Vazer stern drives as well.
  • High-quality composite materials ensure longevity.
  • Average Rating out of 5:
  • Price Range: 0
  • Size: ‎Unspecified
4

GHmarine Exhaust Tube Bellows for Mercruiser

  • Compatible with Mercruiser Alpha and Bravo drives.
  • Replaces part number 78458A1 for convenience.
  • Includes stainless hose clamp for secure installation.
  • Fits R/MR/Alpha One models 1983-1990.
  • Compatible with Bravo I, II, III models 1988+.
  • Durable construction for long-lasting performance.
  • Easy to install for DIY boat repairs.
  • Average Rating out of 5:
  • Price Range: $18.00
  • Color: black
  • Material: Stainless Steel
5

UANOFCN Exhaust Bellow [18654A1] for Mercruiser

  • Compatible with MerCruiser Alpha 1 Gen 2.
  • Replaces part numbers 18654A1, 32734A3, 32734.
  • Fits various MerCruiser and Bravo models.
  • High-quality construction for durability.
  • 100% brand new, quality guaranteed.
  • Ideal for stern drive applications.
  • Easy installation for quick replacement.
  • Average Rating out of 5:
  • Price Range: $17.50
6

Sierra Marine Bellows Kit [18-2771]

  • Compatible with OMC Cobra without cone clutch.
  • Durable construction for long-lasting performance.
  • Easy installation for quick repairs.
  • Includes all necessary components for replacement.
  • Covers Sierra's customer satisfaction warranty.
  • Enhances sterndrive performance and reliability.
  • Trusted brand in marine parts industry.
  • Average Rating out of 5:
  • Price Range: $134.39
7

uxcell 50mm Flexible Rubber Bellow

  • Durable rubber construction for long-lasting use.
  • Flexible design accommodates various applications.
  • 50mm hole diameter for easy installation.
  • Maximum length of 500mm for versatility.
  • Lightweight at only 215g for easy handling.
  • Black color blends well with machinery.
  • Ideal for protecting moving parts from debris.
  • Average Rating out of 5:
  • Price Range: $25.37
8

Compass-Yang Bellows 18-2765 for Volvo Penta

  • Compatible with Volvo Penta Sterndrive engines.
  • Part numbers: 987467, 23075752, 18-2765, and more.
  • Includes U-Joint bellows, stainless clamp, and sleeve.
  • Shock absorption for reduced noise in operation.
  • Flexible connection for pipeline displacement compensation.
  • Enhances service life of marine equipment.
  • Ideal for exhaust pipes and pump connections.
  • Price Range: $32.99
9

uxcell Aluminum Alloy Flexible Coupler (2pcs)

  • High-quality aluminum alloy construction for durability.
  • Connects shafts with diameters from 3mm to 5mm.
  • Total length of 25mm for compact applications.
  • Absorbs misalignments and shaft end-play effectively.
  • Ideal for light to medium torque applications.
  • Zero backlash for precise motion control.
  • Includes 2 flexible couplers for convenience.
  • Average Rating out of 5:
  • Price Range: $8.79
  • Size: ‎M4,‎Silver
  • Material: Aluminum
10

uxcell Aluminum Alloy Flexible Coupler (2pcs)

  • Durable aluminum alloy construction for longevity.
  • Flexible design accommodates misalignments effortlessly.
  • Connects shafts with diameters from 6mm to 10mm.
  • Compact size: 25mm long and 19mm wide.
  • Ideal for light to medium duty applications.
  • Eliminates backlash for smooth operation.
  • Includes two couplers for versatile usage.
  • Price Range: $9.89
  • Size: ‎Silver
  • Material: Aluminum
11

uxcell 8mm-9mm Flexible Shaft Coupler (2pcs)

  • Durable aluminum alloy construction for longevity.
  • Connects shafts with diameters of 8mm to 9mm.
  • Compact size: 25mm length, 19mm diameter.
  • Zero backlash design ensures precise movement.
  • Absorbs misalignments using flexible spring action.
  • Ideal for light to medium duty applications.
  • Package includes two high-quality shaft couplings.
  • Average Rating out of 5:
  • Price Range: $8.79
  • Size: ‎M8,‎Silver
  • Material: Aluminum
12

uxcell Aluminum Alloy Flexible Coupler (5pcs)

  • Durable aluminum alloy construction for longevity.
  • Flexible coupling for minimal backlash and smooth operation.
  • Connects 5mm to 7mm diameter shafts easily.
  • Compact size: 25mm length and 19mm diameter.
  • Absorbs misalignments with spring action mechanism.
  • Ideal for light to medium duty applications.
  • Comes in a pack of 5 couplings.
  • Average Rating out of 5:
  • Price Range: $12.99
  • Size: ‎Silver
  • Material: Aluminum
13

uxcell Aluminum Alloy Flexible Coupler (2pcs)

  • Durable aluminum alloy construction for strength.
  • Flexibly connects 5mm to 9mm shaft diameters.
  • Compact size: 25mm length, 19mm diameter.
  • Zero backlash for precise motion transfer.
  • Absorbs misalignments and shaft end-play effectively.
  • Ideal for light to medium duty applications.
  • Package includes 2 flexible couplers for convenience.
  • Average Rating out of 5:
  • Price Range: $9.89
  • Size: ‎5mm to 9mm,‎5MM TO 9MM,‎Silver
  • Material: Aluminum
14

uxcell Aluminum Alloy Flexible Coupler (2pcs)

  • High-quality aluminum alloy construction for durability.
  • Flexible coupling accommodates 9mm to 10mm shafts.
  • Compact size: 25mm length and 19mm diameter.
  • Zero backlash ensures precise torque transfer.
  • Absorbs misalignments with spring action mechanism.
  • Ideal for light to medium duty applications.
  • Includes two couplings for versatile use.
  • Average Rating out of 5:
  • Price Range: $8.89
  • Size: ‎Silver
  • Material: Aluminum
15

Ruland Aluminum Bellows Coupling [BC21-10-8-A]

  • Zero-backlash for high accuracy and repeatability.
  • Manufactured from high strength 2024 aluminum material.
  • Balanced design reduces vibration at high speeds.
  • Thin bellows walls flex easily under torsional loads.
  • Meets DIN 912 12.9 standards for torque.
  • Made from North American bar stock in Massachusetts.
  • RoHS3 and REACH compliant for safety standards.
  • Price Range: $175.25
16

AB Tools Gator Bellows Trailer Hitch (KFG35)

  • Genuine Knott Coupling Bellows for durability.
  • Compatible with KFG35 trailer couplings.
  • Supports load capacity of 3500kg.
  • Includes replacement nuts for easy installation.
  • Cable tie included for secure fitting.
  • Unstretched length of 165mm for versatility.
  • Ideal for enhancing trailer hitch performance.
  • Average Rating out of 5:
  • Price Range: 0
  • Material: Metal
17

DINGGUANGHE-CUP Mini Pneumatic Fitting M5

  • High-speed through joint design for efficiency.
  • Durable brass construction ensures long-lasting use.
  • Compatible with M3, M5, 1/8", and 1/4" threads.
  • Quick joint for easy installation and removal.
  • Stainless steel clip spring for secure connection.
  • Precision engineering for optimal air flow.
  • Available in 6MM hose tube specification.
  • Price Range: $13.29
  • Size: M5
  • Color: 6mm Hose Tube
  • Material: Metal
18

Ruland Bellows Coupling 0.500" x 0.375"

  • Zero-backlash design for high accuracy and repeatability.
  • High strength 2024 aluminum construction ensures durability.
  • Balanced design reduces vibration at high speeds.
  • Thin bellows walls flex easily under torsional loads.
  • Exceeds DIN 912 12.9 torque standards.
  • Manufactured in North America for quality assurance.
  • RoHS3 and REACH compliant for environmental safety.
  • Price Range: $124.14