1. Wheel Nuts, Bolts & Studs Products
  2. sku: 10803221101347603
  3. JOHN DEERE 40RC7939

JOHN DEERE 40RC7939 Spacer

40rc7939 John Deere Aftermarket Spacer

( Brand: John Deere ), ( Manufacturer Part Number: 40RC7939 ), ( Part Type: Spacer )

Review JOHN DEERE Aftermarket Spacer

The Deere & Company 40RC7939 spacer is an essential component for maintaining the optimal performance of John Deere 40 Series lawn tractors. This spacer is specifically designed for the 40-inch mowing deck models, including the 4023E, 4025E, and 4025R.

The spacer is manufactured using high-quality, durable materials, ensuring long-lasting use and resistance to wear and tear. It is precision-engineered to fit perfectly with the mowing deck, providing a snug and secure connection. The spacer features a smooth, finished surface, which not only enhances the aesthetic appeal of your lawn tractor but also ensures seamless operation of the mower deck.

The primary function of the 40RC7939 spacer is to provide the necessary clearance between the mower deck and the ground. This clearance is essential to ensure proper mowing performance, as it allows the blades to effectively cut the grass without coming into contact with the ground. By maintaining the correct clearance, the spacer helps to prevent damage to the mower blades and prolongs the life of the mowing deck.

Furthermore, the spacer plays a crucial role in the overall balance and stability of your lawn tractor. By ensuring that the mowing deck is correctly positioned and level, the spacer contributes to improved traction and maneuverability, making your lawn mowing experience more efficient and enjoyable.

Made in the USA with global materials, the Deere & Company 40RC7939 spacer is a testament to John Deere's commitment to quality and craftsmanship. It is an investment in the long-term performance and reliability of your lawn tractor, ensuring that it continues to deliver superior results season after season. Whether you're a homeowner with a large lawn or a commercial landscaping professional, this spacer is an indispensable addition to your maintenance arsenal.

The Deere 40RC7939 spacer is a component used in John Deere 40 Series tractors to increase the width of the mower deck. Here are some pros and cons that might help you decide whether to purchase it:

Pros:

1. Increased productivity: The wider mowing deck covers more area per pass, reducing the time required to mow large lawns or fields.

2. Better grass coverage: The wider mowing width ensures that all the grass is cut evenly, resulting in a more uniform finish.

3. Improved traction: The spacer comes with a larger rear tire, which provides better traction and stability, especially on sloping terrain.

4. Adjustable mowing height: The Deere 40RC7939 spacer allows for adjustable mowing height, enabling users to customize the cut to their preference.

5. Durable construction: The spacer is made of high-quality materials, ensuring longevity and resistance to wear and tear.

Cons:

1. Higher cost: The Deere 40RC7939 spacer is more expensive than the standard mower deck, and the additional cost may not be justified for smaller lawns or budget constraints.

2. Increased weight: The wider mower deck and larger tire add to the overall weight of the tractor, which may affect its maneuverability, especially in tight spaces.

3. Longer turning radius: The wider mower deck requires a longer turning radius, which may make it more challenging to maneuver the tractor in tight spaces or around obstacles.

In conclusion, the Deere 40RC7939 spacer can be an excellent investment for those with large lawns or commercial applications that require efficient mowing and even grass coverage. However, for smaller lawns or those with limited budgets, the additional cost and potential loss of maneuverability may not be worth it. Ultimately, the decision to purchase the Deere 40RC7939 spacer depends on your specific lawn care needs and budget constraints. If you have a large lawn and can afford the additional cost, then the spacer is a worthwhile investment. However, if you have a smaller lawn or a limited budget, it may be more cost-effective to stick with the standard mower deck.

Details:

Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Aftermarket 40RC7939 Spacer: Part Number: Manufacturer: John Deere. Manufactured following strict OE standards to work like the original component. Engineered using the latest technology to ensure product lasts longer in service.

Designed specifically for trucks, trailers, and buses. Made of high-quality components for durability, reliability, and performance.

part #: 40rc7939 prices

  • $72.41-$117.87

specifications fastenerface:

  • brand: John Deere
  • mpn: 40rc7939
  • part type: Spacer

payments fastenerface:

  • wallet: Google-pay
  • credit card: Discover
  • other

offer fastenerface:

  • started: February 1, 2026
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • quantity: 4

seller fastenerface:

  • city: Los Angeles, California
  • rating: 99.1%
  • # reviews: 64075

general fastenerface:

  • Car Truck Parts Accessories > Wheels, Tires Parts > Wheel Nuts, Bolts Studs
  • condition: New

returns fastenerface:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

shipping fastenerface:

  • type: Fixed
  • service: Standard
  • cost: $0.00
  • transit: 3-6 Days
  • class: Standard
part type: spacer,
category: auto parts > car truck parts accessories > wheels, tires parts > wheel nuts, bolts studs, sku: 10803221101347603,

John Deere 40RC7939 Is Similar To:

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2 offers $72.41–$117.87 USD
  • Offer #1: $72.41 price + $14.95 shipping estimate = $87.36* total. SPACER.+$14.95 shipping
  • Offer #2: $117.87 price + $0.00 shipping estimate = $117.87* total.FREE SHIPPING

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