RK 420X120L Drive Chain

( Brand: Rk ), ( Manufacturer Part Number: 420X120L ), ( Machine Type: Off-road Motorcycle ), ( Color: Gold ), ( Items Included: Chain ), ( Material: Steel ), ( California Prop 65 Warning: Warning ), ( Type: Drive Chain ), ( Max Engine Size: 150cc ), ( Manufacturer Warranty: 1 Month ), ( Country/region Of Manufacture: Japan )

Review RK 120l Heavy Duty Drive Chain Gold 420x120 Kawasaki fits KX85 MXZ MX 420

Introducing the 420x120 420MXZ 120L MX Drive Chain, a high-performance replacement option for your Kawasaki KX85 off-road motorcycle. This drive chain is meticulously designed to deliver exceptional strength and durability, ensuring that you can tackle the most challenging terrains with confidence.

Measuring 420mm in length and 120mm in width, this drive chain boasts an optimized pitch and roller size that provides a perfect fit for the Kawasaki KX85. The 420x120 size is widely used in the motocross industry, making it a versatile choice for various motorcycles and applications.

The 420MXZ 120L MX Drive Chain features a high-grade steel construction, ensuring that it can withstand the rigors of off-road riding. The rollers are precision-machined to minimize friction, ensuring a smooth and efficient power transfer between the engine and the rear wheel.

Additionally, this drive chain comes with a sealed O-ring chain case, which helps to keep the chain lubricated and protected from the elements. The O-ring design also ensures that the chain stays securely in place, reducing the risk of derailment or other damage.

This 420x120 drive chain is the ideal replacement option for riders seeking to enhance their Kawasaki KX85's performance and reliability. Whether you're racing competitively or just riding for fun, this high-quality drive chain is sure to provide the power and durability you need to conquer any terrain. Upgrade your motorcycle today with the 420x120 420MXZ 120L MX Drive Chain.

Pros and Cons of Buying a 420x120 420MXZ 120L MX Drive Chain for a Kawasaki KX85

A 420x120 420MXZ 120L MX Drive Chain is an essential component of a Kawasaki KX85 motorcycle, responsible for transmitting power from the engine to the rear wheel. Here are some pros and cons to consider before purchasing this drive chain.

1. Durability: The 420MXZ 120L MX Drive Chain is designed to withstand the rigors of off-road racing and riding. It is made of high-quality materials, including nickel-plated rollers and pins, which help prevent corrosion and wear.

2. Efficient Power Transmission: This chain provides efficient power transmission from the engine to the rear wheel, allowing for optimal performance and responsiveness.

3. Long Lasting: With proper maintenance, the 420MXZ 120L MX Drive Chain can last for an extended period, reducing the need for frequent replacements.

1. Cost: The price of a high-quality, durable drive chain like the 420MXZ 120L can be quite high, making it a significant investment for some riders.

2. Maintenance: While the chain is designed to last, it still requires regular cleaning and lubrication to ensure optimal performance and longevity.

3. Installation: Installing a new drive chain can be a time-consuming and labor-intensive process, especially for those without prior experience.

The 420x120 420MXZ 120L MX Drive Chain is an essential investment for any Kawasaki KX85 rider, providing efficient power transmission, durability, and long-lasting performance. However, it comes with a high cost and requires regular maintenance, as well as time and effort for installation. Weighing these pros and cons, we recommend considering this drive chain for those who prioritize performance and durability, have the necessary budget, and are willing to invest the time and effort into proper maintenance. Alternatively, for budget-conscious riders or those who prefer a lower maintenance option, there are other, less expensive drive chain options available on the market.

Details:

Type: Non-Sealed. Fits dirt bike, max 150cc. RK 420 MXZ Heavy Duty MX Chain. Size: 420x120.

NOTE: Chain only, does not include the connecting link. Made in Japan.

part #: 420x120l prices

• $133.79-$179.25

specifications drivebeltcycleoi:

• for models: Kx85, Mxz, Mx, 420
• for makes: Kawasaki
• brand: Rk
• mpn: 420x120l
• machine type: Off-road Motorcycle
• color: Gold
• items included: Chain
• material: Steel
• california prop 65 warning: Warning
• type: Drive Chain
• max engine size: 150cc
• manufacturer warranty: 1 Month
• country/region of manufacture: Japan

seller drivebeltcycleoi:

• # reviews: 68597
• rating: 100.0%
• city: Grain Valley, Missouri

shipping drivebeltcycleoi:

• cost: $0.00
• class: Standard, Expedited, One-day
• carrier: USPS, UPS
• type: Calculated
• transit: 4-10 Days
• service: USPS Ground Advantage, USPS Priority Mail Padded Flat Rate Envelope, UPS Ground, UPS Next Day Air

general drivebeltcycleoi:

• condition: Used
• Transmission Drivetrain > Final Primary Drive Parts Kits > Final Drive Belts Chains

payments drivebeltcycleoi:

• other
• wallet: Google-pay
• credit card: Diners-club

returns drivebeltcycleoi:

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

offer drivebeltcycleoi:

• started: September 12, 2025
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0

Rk 420X120L Is Similar To:

• 1062-018r Rk Chain Sprocket R (21.4% similar) Create a return label online on our chapati. Shipping requires a street address...(November 20th, 2017)
• 1092-930wg Rk Chain Sprocket Kit (22.6% similar) Rk chain sprocket kit 1092-930WG Honda CBR900RR 108L 16 43. Original gearing for Honda CBR900RR. Premium quality...(February 11th, 2018)
• 248-1149 Rk Chain Sz 90 (20.8% similar) Zs 90 links Rk chain Rk-m 428 standard all chains are made with Japanese steel and meet specs quality at a lower price point suitable for 125CC max street or 80CC offload use average tensile strength of 4,500 lbs. Create a return label online on our chapati...(August 18th, 2017)
• 248-1173 Rk Chain Sz 116 (20.6% similar) Create a return label online on our chapati. 8AM - 5PM PST Zs 116 links Rk chain Rk-m 428 standard: all chains are made with Japanese steel and meet specs quality at a lower price point suitable for 125CC max street or 80CC offload use average tensile strength of 4,500 lbs. Shipping available to USA...(April 12th, 2017)
• 248-1321 Rk Chain Sz 94 (20.8% similar) Shipping available to USA only. Shipping requires a street address. Create a return label online on our chapati...(October 17th, 2017)
• 248-1328 Rk Chain Sz 96 (18.9% similar) Create a return label online on our chapati. Shipping requires a street address...(March 16th, 2017)
• 248-1450 Rk Chain Sz 110 681319457244 (28.3% similar) Zs 110 links Rk Rx-ring 520XSO chain suitable for 750CC max street or offload use average tensile strength of 8,500 lbs. Shipping requires a street address. Create a return label online on our chapati. Shipping available to USA only...(January 5th, 2018)
• 248-1865 Rk Chain Sz 128 (24.3% similar) : 23:23:49. Shipping available to USA only. Shipping requires a street address. Create a return label online on our chapati. Zs 128 links Rk chain Rk-m 428 standard all chains are made with Japanese steel and meet specs quality at a lower price point suitable for 125CC max street or 80CC offload ...(June 16th, 2017)
• 248-1897 Rk Chain Sz 96 (18.9% similar) Create a return label online on our chapati. Zs 96 links Rk chain Rk-m 428 standard all chains are made with Japanese steel and meet specs quality at a lower price point suitable for 125CC max street or 80CC offload use average tensile strength of 4,500 lbs. Shipping available to USA only. Shipping ...(November 18th, 2017)
• 248-2247 Rk Chain Sz 130 (22.4% similar) Shipping available to USA only. Create a return label online on our chapati. Shipping requires a street address...(October 25th, 2017)
• 248-2519 Rk Chain Sz 98 (20.8% similar) Create a return label online on our chapati. Shipping available to USA only. Shipping requires a street address...(May 3rd, 2017)