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 Offers"

Weekly AdSaleClearance

"More Options"

Weekly AdWhat's NewTractor Supply AppEarn Rewards with Neighbor's ClubHometown HeroesLife Out Here BlogTSC Exclusive BrandsTop BrandsClearance ItemsBattery FinderOutdoor Power Equipment Parts FinderHitch Finder

Spend $49.99 to unlock Free Delivery on most orders

|
Learn More
Order statusTSC Credit CardsWhat’s newPetsenseWeekly Ad
​

Sign In / Enroll

Get rewarded!

​
Menu

Search

Home

Sign In

Cart
5.0
(1)
5.0 out of 5 stars. 1 review
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 Maintenance & Tune Up Kits
  10. /

  11. Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point

  1. Home
  2. /
  4. /
  5. Mower Maintenance & Tune Up Kits

Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point

Shop all Genuine Factory Parts
Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point

Item # 603114399

Stocked & Ready
Genuine Factory Parts Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point
Genuine Factory Parts Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point
$139.99
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

Shop all Genuine Factory Parts
Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point

Item # 603114399

Stocked & Ready
Genuine Factory Parts Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point
Genuine Factory Parts Genuine Factory Parts 42 in. Spindle Assembly with Hardware 618-06976 NX15 6 Point
$139.99
financeCard Logo
New Cardmembers earn a $20 Reward‡ with qualifying purchase of $20 or more plus earn 5% in Rewards+ on this purchase. Valid through 8/9/26.

Shopping at

Grassland (franklin) TN

Delivery to

Free standard delivery on online footwear & Clothing purchases of $49 and over.

​
Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

The GENUINE FACTORY PARTS 42" Spindle Assembly is designed to support the mower deck and enable smooth, reliable blade rotation by securely housing the spindle shaft and bearings. Over time, worn or damaged spindle assemblies can lead to excess vibration, uneven cuts, or added stress on your mower deck components. Attachments and accessories by GENUINE FACTORY PARTS are built specifically for CRAFTSMAN, CUB CADET & TROY-BILT riding and zero-turn mowers. Have confidence that they're engineered for a precise fit and long-lasting durability, helping you get the most out of your mower, season after season.

  • GENUINE FACTORY PARTS 42" SPINDLE ASSEMBLY FOR CRAFTSMAN, CUB CADET & TROY-BILT 6-POINT STAR SPINDLE SHAFT 918-06976 / 618-06976
  • CRAFTSMAN, CUB CADET & TROY-BILT spindle assembly kit with pulley, mounting hardware and new blade nut for for 42" riders with 6-point star center hole 918-06976 / 618-06976
  • Built for durability and performance, this is a direct replacement part that helps keep your mower operating at peak performance, whether you're tackling weekly cuts or heavy-duty workloads
  • Maintenance-free TRIPLE-SEALED bearings designed to reduce wear and extend life
  • BLADES SET AVAILABLE WITH THIS SPINDLE: (Sold Separately) 490-110-F108 GENUINE FACTORY PARTS 42" High-Lift Blade Set (6-Point Star Mount) 742-04308, 742-04312, 490-110-F115 GENUINE FACTORY PARTS 42" Mulching Blade Set (6-Point Star Mount) 742-0616A, 490-110-F180 GENUINE FACTORY PARTS 42" Low-Lift Sand Blade Set (6-Point Star Mount) 942-04312-L, 942-04308-L
  • Includes mounting hardware for quick and easy installation (hardware included varies by model)
  • Six-point star spindle shaft provides secure blade engagement and smooth rotation
  • Designed to replace worn or damaged spindle assemblies for consistent cutting performance
  • For detailed installation instructions, please refer to your operator's manual.
BrandGenuine Factory Parts
Country of OriginImported
Brand CompatibilityCub Cadet, Craftsman, Troy-Bilt
Items IncludedOther
Model CompatibilityGENUINE FACTORY PARTS 42" SPINDLE ASSEMBLY FOR CRAFTSMAN, CUB CADET & TROY-BILT 6-POINT STAR SPINDLE SHAFT 918-06976 / 618-06976
Number Of Items Included6
Product Height7.5 in.
Product Length7.5 in.
Product Weight5 lb.
Product Width8 in.
WarrantyOne year - limited warranty on materials and workmanship
Manufacturer Part Number490-130-F015
No questions have been asked about this product.

No questions have been asked about this product.

Q&As

No questions have been asked about this product.

No questions have been asked about this product.

Similar Items

  1. Top Rated
    Genuine Factory Parts 46 in. Spindle Assembly with Hardware, 618-04865A
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Genuine Factory Parts 46 in. Spindle Assembly with Hardware, 618-04865A

    $124.99
  2. Genuine Factory Parts 54 in. Spindle Assembly with Hardware, 618-06978 (6-Point)
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 54 in. Spindle Assembly with Hardware, 618-06978 (6-Point)

    $139.99
  3. Genuine Factory Parts 42 in. Mulch Kit
    4.2 out of 5 stars with 14 reviews
    4.2 (14)

    Genuine Factory Parts 42 in. Mulch Kit

    $79.99
  4. Genuine Factory Parts 42 in. Xtreme Mulch S Set
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in. Xtreme Mulch S Set

    $67.99
  5. Genuine Factory Parts 50 in. Spindle Assembly With Hardware 618-06981 (Nx-15) (6-Point)
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 50 in. Spindle Assembly With Hardware 618-06981 (Nx-15) (6-Point)

    $124.99
  6. Top Rated
    Genuine Factory Parts 42 in. Hi-Lift Str-Set 942-04308
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Genuine Factory Parts 42 in. Hi-Lift Str-Set 942-04308

    $59.99
  7. Genuine Factory Parts 42 in. PTO Belt 954-3055A
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in. PTO Belt 954-3055A

    $49.99
  8. Top Rated
    Genuine Factory Parts 42 in. Hi Lift S Set 742 05177
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Genuine Factory Parts 42 in. Hi Lift S Set 742 05177

    $64.99
  9. Genuine Factory Parts 42 in./46 in. Deck Belt 954-04033
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in./46 in. Deck Belt 954-04033

    $44.99
  10. Genuine Factory Parts 42 in. Xtreme Mulch S-Set Kit
    4.6 out of 5 stars with 14 reviews
    4.6 (14)

    Genuine Factory Parts 42 in. Xtreme Mulch S-Set Kit

    $80.99
  11. Genuine Factory Parts 42 in. Low Lift Str-Set 742 04308 L
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in. Low Lift Str-Set 742 04308 L

    $64.99
  12. Genuine Factory Parts 42/46 in. Drive Belt 954-0467
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42/46 in. Drive Belt 954-0467

    $31.99

Items You May Like

  1. Cub Cadet 42 in. Lawn Mower Spindle Rider for Enduro Series Lawn Tractors
    4.2 out of 5 stars with 42 reviews
    4.2 (42)

    Cub Cadet 42 in. Lawn Mower Spindle Rider for Enduro Series Lawn Tractors

    $119.99
  2. MTD Genuine Lawn Mower Spindle Assembly for Craftsman, Cub Cadet, and Troy-Bilt Models
    4.2 out of 5 stars with 13 reviews
    4.2 (13)

    MTD Genuine Lawn Mower Spindle Assembly for Craftsman, Cub Cadet, and Troy-Bilt Models

    $109.99
  3. MaxPower 42 in. and 46 in. Lawn Mower Spindle Assembly for Many Craftsman, Husqvarna and Poulan Mowers
    4.2 out of 5 stars with 18 reviews
    4.2 (18)

    MaxPower 42 in. and 46 in. Lawn Mower Spindle Assembly for Many Craftsman, Husqvarna and Poulan Mowers

    $59.99
  4. MTD 30 in. and 42 in. Lawn Mower Spindle Assembly for Craftsman, Cub Cadet and MTD Mowers
    3.8 out of 5 stars with 19 reviews
    3.8 (19)

    MTD 30 in. and 42 in. Lawn Mower Spindle Assembly for Craftsman, Cub Cadet and Mowers

    $69.99
  5. Top Rated
    Stens 42 in., 46 in., 48 in. and 54 in. Lawn Mower Spindle Assembly for AYP Mowers, Replaces OEM 532192870
    5.0 out of 5 stars with 6 reviews
    5.0 (6)

    Stens 42 in., 46 in., 48 in. and 54 in. Lawn Mower Spindle Assembly for AYP Mowers, Replaces OEM 532192870

    $49.99
  6. Hero Premium OEM Replacement Spindle, 187292
    4.0 out of 5 stars with 4 reviews
    4.0 (4)

    Hero Premium OEM Replacement Spindle, 187292

    $39.99
  7. Top Rated
    Stens Lawn Mower Spindle Assembly for Exmark and Toro Mowers, Replaces OEM 117-7439
    5.0 out of 5 stars with 2 reviews
    5.0 (2)

    Stens Lawn Mower Spindle Assembly for Exmark and Toro Mowers, Replaces OEM 117-7439

    $59.99
  8. MaxPower Spindle Assembly for MTD, Cub Cadet Mowers, Replaces OEM #'s 618-04822A, 618-04950, 918-04822, 918-04822A, 918-04889A
    4.2 out of 5 stars with 6 reviews
    4.2 (6)

    MaxPower Spindle Assembly for MTD, Cub Cadet Mowers, Replaces OEM #'s 618-04822A, 618-04950, 918-04822, 918-04822A, 918-04889A

    $79.99
  9. Cub Cadet 46 in. Lawn Mower Spindle Assembly for Select Cub Cadet Mowers
    4.3 out of 5 stars with 191 reviews
    4.3 (191)

    Cub Cadet 46 in. Lawn Mower Spindle Assembly for Select Mowers

    $124.99
  10. MTD Genuine Lawn Mower Spindle Assembly with Pulley for Craftsman, Cub Cadet, Troy-Bilt and Yard Machines Models
    3.7 out of 5 stars with 3 reviews
    3.7 (3)

    MTD Genuine Lawn Mower Spindle Assembly with Pulley for Craftsman, Cub Cadet, Troy-Bilt and Yard Machines Models

    $94.99
  11. Cub Cadet 50 in. Maintenance-Free Lawn Mower Spindle Assembly Cub
    4.4 out of 5 stars with 34 reviews
    4.4 (34)

    Cub Cadet 50 in. Maintenance-Free Lawn Mower Spindle Assembly Cub

    $124.99
  12. MTD Lawn Mower Blade Shaft Spindle 738-1186A
    4.5 out of 5 stars with 4 reviews
    4.5 (4)

    MTD Lawn Mower Blade Shaft Spindle 738-1186A

    $26.17

Customers Also Bought

  1. Tie Down 48 x 6 in. Black Metal Landscape Edging Kit Garden Edging Steel Edging Border, 6 pc. Kit
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Tie Down 48 x 6 in. Black Metal Landscape Edging Kit Garden Edging Steel Edging Border, 6 pc. Kit
  2. Genuine Factory Parts 42 in. LT5 Deck Belt 754 04060C 954 04060C
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in. LT5 Deck Belt 754 04060C 954 04060C

    $47.99
  3. Top Rated
    Huskee 0.5 x 93in. Blue Aramid V-Belt
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Huskee 0.5 x 93in. Blue Aramid V-Belt

    $22.99
  4. Top Rated
    Genuine Factory Parts 42 in. XTREME Mulch Blade Set 942 04308X
    5.0 out of 5 stars with 2 reviews
    5.0 (2)

    Genuine Factory Parts 42 in. XTREME Mulch Blade Set 942 04308X

    $44.99
  5. Bad Boy 60 in. Fusion Lawn Mower Blades for Bad Boy Mowers, 3-Pack
    4.7 out of 5 stars with 262 reviews
    4.7 (262)

    Bad Boy 60 in. Fusion Lawn Mower Blades for Mowers, 3-Pack

    $74.99
  6. Genuine Factory Parts 54 in. Low Lift S Set
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 54 in. Low Lift S Set

    $71.99
  7. Top Rated
    Genuine Factory Parts 46 in. Xtreme Mulch S Set
    5.0 out of 5 stars with 1 reviews
    5.0 (1)

    Genuine Factory Parts 46 in. Xtreme Mulch S Set

    $74.99
  8. Genuine Factory Parts 547cc Engine Maintenance Kit
    4.5 out of 5 stars with 2 reviews
    4.5 (2)

    Genuine Factory Parts 547cc Engine Maintenance Kit

    $69.99
  9. MTD Genuine Parts 42 in. Lawn Mower Deck Spindle
    4.1 out of 5 stars with 9 reviews
    4.1 (9)

    MTD Genuine Parts 42 in. Lawn Mower Deck Spindle

    $99.99
  10. Genuine Factory Parts 50 in. Deck Belt 954-04240
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 50 in. Deck Belt 954-04240

    $69.99
  11. Genuine Factory Parts 42 in. RZ 19 Deck Belt 754 06134754P06134
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 42 in. RZ 19 Deck Belt 754 06134754P06134

    $52.99
  12. Genuine Factory Parts 30 in. 3 -in-1 Str Blade 94204385 6 Pt
    0.0 out of 5 stars with 0 reviews
    0.0 (0)

    Genuine Factory Parts 30 in. 3 -in-1 Str Blade 94204385 6 Pt

    $34.99

Reviews

Rating Snapshot

Select a row below to filter reviews.

5 starsstars

1
1 review with 5 stars.

4 starsstars

0
0 reviews with 4 stars.

3 starsstars

0
0 reviews with 3 stars.

2 starsstars

0
0 reviews with 2 stars.

1 starstars

0
0 reviews with 1 star.

Overall Rating

5.0

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.
Adding a review will require a valid email for verification
1 to 0 of 1 Review .

1 Ratings-Only Review

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.