Skip to main content
PetLawn & GardenTruck & AutomotiveClothingPoultryHeating & CoolingHorseSporting GoodsOutdoor Power EquipmentFencing & GatesLivestockOutdoor LivingPet & Animal PharmacyToolsHome ImprovementFarm & RanchBoots & ShoesTrailers & TowingHome Decor & FurnitureWild Birds & WildlifeToysGift CardsServices Propane RefillTrailer RentalGarden CenterFeed CenterSame Day DeliveryPetVet ClinicPet WashGrooming at PetsenseDog Training at PetsenseTractor Supply RxPet InsuranceWag!Savings and OffersWeekly AdSaleClearanceMore OptionsWeekly AdWhat's NewTractor Supply AppEarn Rewards with Neighbor's ClubHometown HeroesLife Out Here BlogTSC Exclusive BrandsTop BrandsClearance ItemsBattery FinderOutdoor Power Equipment Parts FinderHitch Finder

Get ready for the season ahead

|
Shop Now
Order statusTSC Credit CardsWhat’s newPetsenseWeekly Ad
​

Sign In / Enroll

Get rewarded!

0.0
(0)
0.0 out of 5 stars.
A woman outside with a dog
A woman outside with a dog
  1. Home
  2. /
  3. Lawn & Garden
  4. /
  5. Lawn Mowers & Attachments
  6. /
  7. Mower Parts
  8. /
  9. Mower Belts
  10. /

  11. Hero 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K

  1. Home
  2. /
  4. /
  5. Mower Belts
Shop all Hero

Hero 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K

Item # 243098299

Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
$39.99
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

Shop all Hero

Hero 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K

Item # 243098299

Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
Image showing 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, B75K/5L780K
$39.99
​
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

High-Performance Aramid Cord Construction: Elevate your lawn mowing experience with our HERO 5/8 in. x 78 in. Fractional Aramid Cord V-Belt Replacement. Crafted with premium quality Aramid, these belts are designed to withstand extreme conditions and deliver exceptional durability. Tackle tough terrains with confidence, knowing your mower is equipped with robust power transmission.

Looking for more information on lawn mower maintenance? Check out our guide on lawn mower maintenance in the product documents section.

  • Precision Engineered for Excellence: Our belts are meticulously designed to fit seamlessly, offering a perfect replacement for the B75 5L780 V-belts. The precision engineering ensures optimal tension and grip, reducing slippage and enhancing the efficiency of your lawn mower.
  • Unyielding Strength and Endurance: Experience the remarkable strength of Aramid Cord V-belts in every mowing session. These green belts are engineered to resist stretching, minimizing maintenance needs and extending the operational life of your equipment. Tackle tough terrains with confidence, knowing your mower is equipped with robust power transmission.
  • Enhanced Performance and Versatility: The HERO 5/8 in. x 78 in. Aramid Cord Lawn Mower Belt Replacement optimizes power transfer, translating into improved cutting performance. Whether you're navigating through dense grass or uneven surfaces, our belts ensure consistent power distribution for a pristine lawn finish.
  • Environmentally Conscious Choice: Embrace an eco-friendly approach to lawn care with HERO. Our Aramid belts not only reduce the frequency of replacements but also contribute to a greener planet by minimizing waste. Join the ranks of environmentally conscious users while enjoying the superior performance and longevity that HERO brings to your lawn mower.
  • Please consult your owner's manual for installation instructions.

Similar Items

  1. Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K

    $19.98
  2. Hero 5/8 in. x 64 in. Fractional Aramid Cord V-Belt Replacement, B61K/5L640K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 64 in. Fractional Aramid Cord V-Belt Replacement, B61K/5L640K

    $17.98
  3. Hero 5/8 in. x 60 in. Fractional Aramid Cord V-Belt Replacement, B57K/5L600K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 60 in. Fractional Aramid Cord V-Belt Replacement, B57K/5L600K

    $17.98
  4. Hero 5/8 in. x 84 in. Fractional Aramid Cord V-Belt Replacement, B81K/5L840K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 84 in. Fractional Aramid Cord V-Belt Replacement, B81K/5L840K

    $39.99
  5. Hero 5/8 in. x 96 in. Fractional Aramid Cord V-Belt Replacement, B93K/5L960K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 96 in. Fractional Aramid Cord V-Belt Replacement, B93K/5L960K

    $30.98
  6. Hero 5/8 in. x 51 in. Fractional Aramid Cord V-Belt Replacement, B48K/5L510K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 51 in. Fractional Aramid Cord V-Belt Replacement, B48K/5L510K

    $17.98
  7. Top Rated
    Hero 5/8 in. x 70 in. Fractional Aramid Cord V-Belt Replacement, B67K/5L700K
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Hero 5/8 in. x 70 in. Fractional Aramid Cord V-Belt Replacement, B67K/5L700K

    $17.98
  8. Hero 5/8 in. x 50 in. Fractional Aramid Cord V-Belt Replacement, B47K/5L500K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 50 in. Fractional Aramid Cord V-Belt Replacement, B47K/5L500K

    $17.98
  9. Hero 5/8 in. x 88 in. Fractional Aramid Cord V-Belt Replacement, B85K/5L880K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 88 in. Fractional Aramid Cord V-Belt Replacement, B85K/5L880K

    $23.98
  10. Top Rated
    Hero 5/8 in. x 97 in. Fractional Aramid Cord V-Belt Replacement, B94K/5L970K
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Hero 5/8 in. x 97 in. Fractional Aramid Cord V-Belt Replacement, B94K/5L970K

    $44.99
  11. Top Rated
    Hero 5/8 in. x 45 in. Fractional Aramid Cord V-Belt Replacement, B42K/5L450K
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Hero 5/8 in. x 45 in. Fractional Aramid Cord V-Belt Replacement, B42K/5L450K

    $15.98
  12. Hero 5/8 in. x 47 in. Fractional Aramid Cord V-Belt Replacement, B44K/5L470K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 47 in. Fractional Aramid Cord V-Belt Replacement, B44K/5L470K

    $16.98

Items You May Like

  1. MaxPower 0.63 in. x 78 in. Premium Belt Reinforced with Kevlar Fiber Cords
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    MaxPower 0.63 in. x 78 in. Premium Belt Reinforced with Kevlar Fiber Cords

    $18.97
  2. Cub Cadet 78 in. Lawn Mower Transmission Drive Belt for Cub Cadet Mowers
    4.6 out of 5 stars with 89 reviews
    4.6 (89)

    Cub Cadet 78 in. Lawn Mower Transmission Drive Belt for Mowers

    See Price at Checkout
  3. Stens 5/8 in. x 78-1/2 in. OEM Replacement Belt for Scag SW Mowers with 32 in. Deck, 48278
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Stens 5/8 in. x 78-1/2 in. OEM Replacement Belt for Scag SW Mowers with 32 in. Deck, 48278

    $49.99
  4. Stens 5/8 in. x 78 in. Belt for Ford/New Holland 315375, Goodyear 85780 Lawn Mowers
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Stens 5/8 in. x 78 in. Belt for Ford/New Holland 315375, Goodyear 85780 Lawn Mowers

    $39.99
  5. Stens 5/8 in. x 78 in. OEM Replacement Belt for John Deere 648R QuikTrak Mowers, 71460123
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Stens 5/8 in. x 78 in. OEM Replacement Belt for John Deere 648R QuikTrak Mowers, 71460123

    $54.99
  6. Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K

    $19.98
  7. Hero 5/8 in. x 81 in. Fractional Aramid Cord V-Belt Replacement, B78K/5L810K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 81 in. Fractional Aramid Cord V-Belt Replacement, B78K/5L810K

    $23.98
  8. Genuine Factory Parts 78 in. Drive Belt 954-0461
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 78 in. Drive Belt 954-0461

    $52.99
  9. OakTen Drive Belt for MTD 754-0461, 954-0461 Dry Cover 1/2 in. x 78-1/4 in.
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    OakTen Drive Belt for MTD 754-0461, 954-0461 Dry Cover 1/2 in. x 78-1/4 in.

    $29.99
  10. Huskee 0.625 in. x 81 in. Blue Aramid V-Belt
    4.0 out of 5 stars with 3 reviews
    4.0 (3)

    Huskee 0.625 in. x 81 in. Blue Aramid V-Belt

    $26.99
  11. Huskee 0.5 in. x 75 in. Blue Aramid V-Belt
    4.7 out of 5 stars with 3 reviews
    4.7 (3)

    Huskee 0.5 in. x 75 in. Blue Aramid V-Belt

    $21.99
  12. Bad Boy 0.5 in. x 75.8 in. Maverick Pump Belt for Maverick Lawn Mowers
    3.8 out of 5 stars with 13 reviews
    3.8 (13)

    Bad Boy 0.5 in. x 75.8 in. Maverick Pump Belt for Maverick Lawn Mowers

    $37.99

Customers Also Bought

  1. Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 1/2 in. x 78 in. Fractional Aramid Cord V-Belt Replacement, A76K/4L780K

    $19.98
  2. Hero 5/8 in. x 64 in. Fractional Aramid Cord V-Belt Replacement, B61K/5L640K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 64 in. Fractional Aramid Cord V-Belt Replacement, B61K/5L640K

    $17.98
  3. Hero 5/8 in. x 100 in. Fractional Aramid Cord V-Belt Replacement, B97K/5L1000K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 100 in. Fractional Aramid Cord V-Belt Replacement, B97K/5L1000K

    $30.98
  4. Hero 5/8 in. x 81 in. Fractional Aramid Cord V-Belt Replacement, B78K/5L810K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 81 in. Fractional Aramid Cord V-Belt Replacement, B78K/5L810K

    $23.98
  5. Hero 5/8 in. x 71 in. Fractional Aramid Cord V-Belt Replacement, B68K/5L710K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 71 in. Fractional Aramid Cord V-Belt Replacement, B68K/5L710K

    $17.98
  6. Hero 5/8 in. x 72 in. Fractional Aramid Cord V-Belt Replacement, B69K/5L720K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 72 in. Fractional Aramid Cord V-Belt Replacement, B69K/5L720K

    $17.98
  7. Hero 5/8 in. x 89 in. Fractional Aramid Cord V-Belt Replacement, B86K/5L890K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 89 in. Fractional Aramid Cord V-Belt Replacement, B86K/5L890K

    $39.99
  8. Hero 5/8 in. x 74 in. Fractional Aramid Cord V-Belt Replacement, B71K/5L740K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 74 in. Fractional Aramid Cord V-Belt Replacement, B71K/5L740K

    $23.98
  9. Hero 5/8 in. x 67 in. Fractional Aramid Cord V-Belt Replacement, B64K/5L670K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 67 in. Fractional Aramid Cord V-Belt Replacement, B64K/5L670K

    $21.99
  10. Hero 5/8 in. x 93 in. Fractional Aramid Cord V-Belt Replacement, B90K/5L930K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 93 in. Fractional Aramid Cord V-Belt Replacement, B90K/5L930K

    $44.99
  11. Top Rated
    Hero 5/8 in. x 45 in. Fractional Aramid Cord V-Belt Replacement, B42K/5L450K
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Hero 5/8 in. x 45 in. Fractional Aramid Cord V-Belt Replacement, B42K/5L450K

    $15.98
  12. Hero 5/8 in. x 68 in. Fractional Aramid Cord V-Belt Replacement, B65K/5L680K
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Hero 5/8 in. x 68 in. Fractional Aramid Cord V-Belt Replacement, B65K/5L680K

    $17.98

Reviews

Review this Product

Select to rate the item with 1 star. This action will open submission form.
Select to rate the item with 2 stars. This action will open submission form.
Select to rate the item with 3 stars. This action will open submission form.
Select to rate the item with 4 stars. This action will open submission form.
Select to rate the item with 5 stars. This action will open submission form.
Be the first to review this product
Get the top deals, latest trends and more
Sign up for emails from Tractor Supply today.
First Name*
Last Name*
Email*

Customer Support

  • Order Status

  • Return Policy

  • Delivery Options

  • Tax Exemptions

  • Frequently Asked Questions

  • Contact Us

  • Recall Notices

  • Call:  

    (877) 718-6750

  • Mon - Sat: 7am - 9pm CT

  • Sun: 8am - 7pm CT

  • Closed Christmas Day

About Us

  • Who We Are

  • Investor Relations

  • Stewardship

  • Community

  • Military Support

  • Product Catalog

  • Tractor Supply Stores

  • .Pharmacy Verified Website

Work With Us

  • Careers

  • Sponsorship

  • Affiliate Program

  • Potential Vendor Partners

  • Vendor Information

  • Tractor Supply Media Network

Neighbor's Club

  • About

  • Rewards

  • Hometown Heroes

  • Frequently Asked Questions

  • Terms & Conditions

Credit Center

  • TSC Credit Card

  • Klarna

Stay Connected

Connect & Share with the Tractor Supply Community.

Tractor Supply App

Shop on the go with the Tractor Supply App

Learn More

Stay Connected

Connect & Share with the Tractor Supply Community.

Tractor Supply App

Shop on the go with the Tractor Supply App

Learn More
  • Order Status

  • Return Policy

  • Delivery Options

  • Tax Exemptions

  • Frequently Asked Questions

  • Contact Us

  • Recall Notices

  • Call:  (877) 718-6750

  • Mon - Sat: 7am - 9pm CT

  • Sun: 8am - 7pm CT

  • Closed Christmas Day

  • Who We Are

  • Investor Relations

  • Stewardship

  • Community

  • Military Support

  • Product Catalog

  • Tractor Supply Stores

  • .Pharmacy Verified Website

  • Careers

  • Sponsorship

  • Affiliate Program

  • Potential Vendor Partners

  • Vendor Information

  • Tractor Supply Media Network

  • About

  • Rewards

  • Hometown Heroes

  • Frequently Asked Questions

  • Terms & Conditions

  • TSC Credit Card

  • Klarna

Connect & Share with the Tractor Supply Community.

Shop on the go with the Tractor Supply App

Learn More
  • Privacy policy
  • Your Privacy Choices
  • Terms and Conditions
  • California Transparency Act
  • Legal Notices
  • Accessibility
  • Responsible Disclosure Statement
  • Surprise (Balance) Medical Billing Disclosure
  • Transparency in Coverage
  • Human Rights Policy
  • Vendor Code of Conduct
  • California Notice of Collection
  • Privacy Requests

© 2026, Tractor Supply Co. All Rights Reserved.