Michelin Tweel™ Fitment Guide: Exmark Mowers
Equip your Exmark mower with Michelin X Tweel™ airless radial tires—also known as airless Tweel tires—for flawless, zero-flat mowing performance. Below is the complete fitment table for Exmark models ranging from 42″ to 144″. Click any MSPN to view full product details on Farm & Trail.
| Series / Model (Deck Width) | Tweel Front (MSPN) | Bushing Number | Tweel Rear (MSPN) |
|---|---|---|---|
| RADIUS E RAE708GEM48 (48″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RAE708GEM48C (48″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RZE708GEM48C (48″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RAE708GEM52 (52″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RZE708GEM52 (52″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RAE708GEM60 (60″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS E RZE708GEM60 (60″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| RADIUS S RAS651GKA48 (48″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RZS651GKA48 (48″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RAS691GKA52 (52″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RZS691GKA52 (52″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RAS730GKA60 (60″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RAS730GKA60R (60″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS S RZS730GKA60 (60″) | MC-73818 or MC-41011 | MC-34193 | MC-08755 |
| RADIUS X RAX921GKA60 (60″) | N/A | N/A | MC-77185 |
| RADIUS X RZX801GKA52 (60″) | N/A | N/A | MC-77185 |
| RADIUS X RZX921GKA60 (60″) | N/A | N/A | MC-77185 |
| QUEST E QZE725GKC42 (42″) | N/A | N/A | MC-78245 |
| QUEST E QZE725GKC50 (50″) | N/A | N/A | MC-78245 |
| QUEST S QZS735GKC54 (54″) | N/A | N/A | MC-78245 |
| QUEST X QZX735GKC48 (48″) | MC-73818 or MC-41011 | MC-34193 | MC-37968 |
| LAZER Z E LZE651CKA48 (48″) | N/A | N/A | MC-08755 |
| LAZER Z E LZE751CKA52 (52″) | N/A | N/A | MC-08755 |
| LAZER Z E LZE801CKA60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-77185 |
| LAZER Z E LZE742GKC60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-77185 |
| LAZER Z E LZE810GBV60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-77185 |
| LAZER Z E LZE801GKA72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-77185 |
| LAZER Z S LZS749AKC52 (52″) | N/A | N/A | MC-08755 |
| LAZER Z S LZS801GKA52 (52″) | N/A | N/A | MC-08755 |
| LAZER Z S LZS749AKC60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z S LZS801CKA60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z S LZS749AKC72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z S LZS801CKA72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX940EKC60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX980EKC72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX801CKA60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX801CKA72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX801GKA52 (52″) | N/A | N/A | MC-50357 |
| LAZER Z X LZX801GKA60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX921GKA60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX921GKA72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX980EKC60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX980EKC72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX980EKC96 (96″) | N/A | N/A | MC-50357 |
| LAZER Z X LZX993EBV60 (60″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z X LZX993EBV72 (72″) | MC-73818 or MC-41011 | MC-40653 | MC-50357 |
| LAZER Z DIESEL LZS80TDYM60 (60″) | N/A | N/A | MC-25913 |
| LAZER Z DIESEL LZS80TDYM72 (72″) | N/A | N/A | MC-25913 |
| LAZER Z DIESEL LZS86TDYM144 (144″) | N/A | N/A | MC-25913 |
| NAVIGATOR NVS730AKC48 (48″) | N/A | N/A | MC-78245 |
| NAVIGATOR NVS740CKC42 (42″) | N/A | N/A | MC-78245 |
| VERTEX S VXS730GKA48 (48″) | N/A | N/A | MC-78245 |
| VERTEX S VXS730GKA52 (52″) | N/A | N/A | MC-78245 |
| VERTEX S VXS740EKC52 (52″) | N/A | N/A | MC-78245 |
| VERTEX S VXS730GKA60 (60″) | N/A | N/A | MC-78245 |
| VERTEX S VXS740EKC60 (60″) | N/A | N/A | MC-78245 |
| VERTEX S VXS740AKC48 (48″) | N/A | N/A | MC-78245 |
| VERTEX S VXS740AKC52 (52″) | N/A | N/A | MC-78245 |
| VERTEX X VXX999EKA60 (60″) | N/A | N/A | MC-06358 |
| VERTEX X VXX999EKA72 (72″) | N/A | N/A | MC-06358 |
| VERTEX X VXX999GKA60 (60″) | N/A | N/A | MC-06358 |
| VERTEX X VXX999GKA72 (72″) | N/A | N/A | MC-06358 |
| VERTEX V VXV060B1852 (52″) | N/A | N/A | MC-08755 |
| TURF TRACER X TTX691CKA52 (52″) | N/A | N/A | MC-78245 |
| TURF TRACER X TTX691CKA60 (60″) | N/A | N/A | MC-78245 |
| TURF TRACER X TTX650EKC52 (52″) | N/A | N/A | MC-78245 |
| TURF TRACER X TTX650EKC60 (60″) | N/A | N/A | MC-78245 |
Popular Exmark Models & Tweel Tips
Top Exmark series:
- Radius E 48″ / 52″ / 60″
- Radius S 48″ / 52″ / 60″
- Radius X 60″
- Quest E 42″ / 50″
- Quest S 54″ / Quest X 48″
- Lazer Z E 48″ / 52″ / 60″ / 72″
- Lazer Z S 52″ / 60″ / 72″
- Lazer Z X 60″ / 72″ / 96″
- Lazer Z Diesel 60″ / 72″ / 144″
- Navigator 48″ / 42″
- Vertex S 48″ / 52″ / 60″
- Vertex X 60″ / 72″
- Vertex V 52″
- Turf Tracer X 52″ / 60″
Why Exmark owners choose airless Tweel tires:
- Zero-flat reliability: Airless Tweel tires eliminate punctures and day-ruining flats on rough terrain.
- Exceptional turf-friendly design: The open-spoke construction reduces scalping and ensures a uniform cut.
- Maintenance-free operation: No need to check air pressure—just keep Tweel spokes clean and debris-free.
- Front Tweel & Bushing Installation: Remove the factory caster wheel. Install front Tweel MSPN (MC-73818 or MC-41011) along with bushing MC-34193 or MC-40653 where specified. Ensure the bushing seats fully and torque lug nuts to manufacturer’s specification.
- Rear Tweel Swap: Remove the OEM rear pneumatic wheel and install the correct Tweel MSPN from the table above (e.g., MC-37968 for Radius E/S/X and Quest X, MC-77185 for Radius X and Lazer Z E, MC-50357 for Lazer Z S/X, MC-25913 for Lazer Z Diesel, MC-78245 for Quest E/S, Navigator, Vertex S, Turf Tracer X, MC-06358 for Vertex X, MC-08755 for Lazer Z E/S, Vertex V).
- Deck Clearance Check: After installing front and rear Tweels, raise the deck fully and spin each Tweel by hand to confirm zero contact with deck or frame components.
- Torque Requirements: Torque all wheel nuts to manufacturer’s specification (typically 80?ft-lbs). Re-check torque after one hour of use to ensure proper seating under load.
- Keep Spokes Clean: Rinse Tweel spokes with a low-pressure hose after each use to remove grass and debris. Avoid high-pressure washers directly on the spokes to preserve the polyurethane bond.
Frequently Asked Questions
Can I install Tweel tires on my Exmark Radius X without modifying rims?
Yes—Radius X models (60″) use the same rim dimensions as Tweel MC-77185. Simply swap out the factory pneumatic rear wheel for the airless Tweel—no rim modifications needed.
Will Tweel installation change my Exmark Lazer Z’s ride height?
No. Each Tweel MSPN is engineered to match the OEM wheel diameter. Lazer Z E/S/X (48″ / 52″ / 60″ / 72″ / 96″ / 144″) decks remain at original cutting height when installed correctly. Always check deck clearance at full lift.
Are Tweel tires suitable for Exmark Turf Tracer X in wet conditions?
Absolutely. Airless Tweel tires shed water through their open-spoke design. For Turf Tracer X (52″ / 60″), install rear MSPN MC-78245. Just avoid deep standing water to protect deck components.
You can also use our Fitment Checker tool and browse the full selection of airless Tweel tires for the most up-to-date offerings.
Notes
• For a complete PDF fitment guide, download here.
• Questions about custom fitment? Contact us.

