An Image of the Genuine Can-Am Logo reading 'GENUINE OEM PART' 420436256
#17 in the Diagram
An Image of the Genuine Can-Am Logo reading 'GENUINE OEM PART' 420436256
An Image of the Genuine Can-Am Logo reading 'GENUINE OEM PART' 420436256
#17 in the Diagram
#17 in the Diagram
An Image of the Genuine Can-Am Logo reading 'GENUINE OEM PART' 420436256
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Chain Tension Guide 420436256 by Can-Am

$66.49 USD
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SKU: 420436256

Genuine Can-Am Chain Tension Guide — OEM Part #420436256

Rebuild with confidence. The genuine Can-Am Chain Tension Guide is the factory engine part for your Can-Am ATV or side-by-side, machined to BRP's original specification for proper clearances, sealing and long service life.

Engine internals and castings work under heat, pressure and constant vibration. A part that is even slightly off can cause oil leaks, low compression, noise or major engine damage. This part is confirmed for 86 Can-Am models from 2015 to 2025. See the full fitment list below.

Chain Tension Guide at a Glance

  • OEM part number: 420436256
  • Brand: Can-Am by BRP (genuine factory part)
  • Part type: Cams & Components
  • Fits: Defender utility side-by-side, Outlander ATV, Renegade sport ATV and Traxter utility side-by-side models, 2015–2025
  • Condition: New

Can-Am Models and Years This Chain Tension Guide Fits

Genuine Can-Am part #420436256 fits the models and years below. To be certain, match the part number to the factory parts diagram for your machine or contact us with your VIN before ordering.

This part is shared across 86 Can-Am model variants, so the table below groups them by model family. Your exact trim is listed in the parts diagrams linked further down.

Can-Am Defender utility side-by-side Fitment

Model Family Model Years Trims
Can-Am Defender HD5 2017–2020 1

Can-Am Outlander ATV Fitment

Model Family Model Years Trims
Can-Am Outlander 4x4 2018 10
Can-Am Outlander 6x6 2019–2023, 2025 8
Can-Am Outlander 450 2018–2025 17
Can-Am Outlander 850 2016–2024 30
Can-Am Outlander 1000R 2018 7
Can-Am Outlander Intl 2021 1
Can-Am Outlander L 2015–2017 3
Can-Am Outlander PRO 2018 1

Can-Am Renegade sport ATV Fitment

Model Family Model Years Trims
Can-Am Renegade 2016–2017 1
Can-Am Renegade 4x4 2018 1
Can-Am Renegade 850 2018–2022 4

Can-Am Traxter utility side-by-side Fitment

Model Family Model Years Trims
Can-Am Traxter HD5 2017–2018 1
Can-Am Traxter T 2020–2021 1

Why Choose a Genuine Can-Am OEM Chain Tension Guide?

  • Factory tolerances for correct clearances and fit
  • Designed to work with the other OEM parts in the Rotax engine
  • Helps protect any applicable BRP warranty coverage
  • Lowers the risk of a repeat teardown from a poor-fitting part
  • Sold by Witchdoctors, with factory part numbers and parts diagrams for every Can-Am model we support

Features and Materials

Key Features

  • Genuine Can-Am OEM engine part, part #420436256
  • Machined to BRP's original specifications
  • Matches factory sealing surfaces and mounting points
  • Made for the heat and loads of the listed engines
  • Pairs with the gaskets and seals on the same parts diagram

Materials and Construction

Rotax engine parts use materials chosen for their location: aluminum alloy castings for cases, cylinders and covers; hardened, heat-treated steel for shafts, gears and valvetrain parts; and multi-layer or composite gaskets with elastomer oil seals.

Common Reasons Riders Replace This Part

  • Full or partial engine rebuilds
  • Repairs after overheating or oil starvation
  • Fixing oil leaks at cases, covers and seals
  • Restoring compression and power on a high-hour engine

Signs Your Chain Tension Guide Needs Replacing

  • Oil leaks around covers, cases or seals
  • Ticking, knocking or rattling from the engine
  • Low compression or noticeable power loss
  • Blue or white smoke, or high oil use
  • Metal debris in the oil or on the drain plug magnet

Installation Tips

  1. Follow the BRP service manual for your model; engine work needs exact procedures and torque specs.
  2. Clean all mating surfaces and replace any gaskets and seals you disturb.
  3. Measure critical clearances with proper tools before final assembly.
  4. Lubricate moving parts with clean engine oil or assembly lube as specified.
  5. Torque fasteners in sequence, refill fluids and check for leaks.

Not sure whether to tackle it yourself? Read when to seek professional help or DIY before you start.

Can-Am Parts Diagrams for Your Machine

Find part #420436256 and every part installed with it in the factory Can-Am parts diagrams for your model:

Related OEM Parts for the Same Machines

Doing the job right? These genuine Can-Am parts fit the same models and are often replaced at the same time:

Recommended Accessories and Maintenance Supplies

Pair your Chain Tension Guide with these parts and supplies:

Helpful Guides from the Witchdoctors Blog

Frequently Asked Questions

What is the OEM part number for this Can-Am Chain Tension Guide?

The genuine Can-Am part number is 420436256. Use it to match this part to your factory parts diagram.

Which Can-Am models does part #420436256 fit?

It fits 86 Can-Am Defender, Outlander, Renegade and Traxter models from 2015 to 2025. The complete list is in the fitment tables above.

Is this a genuine Can-Am part?

Yes. This is a genuine Can-Am OEM part from BRP, the same part number used at the factory, not an aftermarket copy.

Should I replace gaskets and seals at the same time?

Yes. Replace any gasket or seal you disturb. They are on the same Can-Am parts diagram.

Is OEM worth it over aftermarket engine parts?

For internals, OEM parts match the exact clearances the Rotax engine was designed around, which helps avoid noise, wear and leaks.

Can I do this repair myself?

Experienced home mechanics can do many engine repairs with the service manual and the right tools. Precision internal work is best left to a qualified technician if you are not set up for it.

Order Your Genuine Can-Am Chain Tension Guide Today

Ride with confidence on parts built for your machine. Order the genuine Can-Am Chain Tension Guide, OEM part #420436256, from Witchdoctors today and keep your Can-Am ATV or side-by-side running the way BRP designed it.

Where to Ride Your Can-Am

Ready to put your machine to work? These off-road parks welcome both ATVs and UTVs. Check each park's current rules, vehicle-width limits and permit requirements before you go.

General Safety Warning & Installation Requirements

Your safety is our top priority. Whether you are maintaining a Victory® or Indian® Motorcycle, or servicing a UTV, ATV, or Side-by-Side, proper installation is vital to the performance and safety of your vehicle.

Important:
Warning: Failure to follow manufacturer-specified installation procedures and safety requirements can result in mechanical failure, loss of vehicle control, serious injury, or death.

Important Fitment Disclosure

At Witchdoctors, we want to ensure you get back on the road or trail as quickly as possible. Correct fitment is the most critical step in purchasing parts for your Victory® or Indian® Motorcycle. Also for your Polaris®, CFMoto®, Arctic Cat®, Yamaha®, Honda®, Can-Am®, Kawasaki® UTV and ATV.

Verification Required: While we strive for 100% accuracy, vehicle manufacturers often make mid-year production changes. Always verify your specific year, make, and model before finalizing your order.
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Shipping

Qualifying Retail orders $159.99 or more will receive free ground shipping. Free Shipping Terms and conditions.

All orders over $500 will require a signature.

Please see International Shipping page for orders shipping outside the US.

See our full Shipping Policy page for further details.

Product Availability

We show real time product availability. These products normally ship the same business day but may ship from one of our warehouses across the country. If an item requires additional processing time you will be notified.

Returns

If your order arrives and it is not right, we will we'll fix it. We promise!

Doesn't fit or just not happy with it? You can return any new, unopened, unused or unaltered item within 30 days of delivery receipt of your item. We will issue a refund to your original payment method.

See our full Return Policy for all of the pertinent details.

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