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ceat-speciality:blogs-tags/all,ceat-speciality:blogs-tags/construction-&-industrial

How to Choose the Right Solid Tyre for Skid Steer Loaders: TR vs SM vs ND Tread Patterns Explained

Mon, 28 Sep 2026 | PRODUCTS

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About CEAT Specialty Tyres

CEAT Specialty tyres houses a team of industry professionals dedicated to publishing accurate, well-researched and practical content on agricultural and OTR tyres. Our editorial team reviews every article for accuracy, clarity and relevance, using trusted sources and current industry best practices.

Choosing between TR, SM and ND solid tyres for skid steer loaders comes down to one factor: the surface you operate on most. TR (traction) tread suits rough, off-road terrain. SM (smooth) tread is built for warehouse and paved floors. ND (non-directional) tread balances forward and reverse traction on mixed job sites.

Skid steer loaders work in tight, high-torque environments where tyre choice directly affects grip, heat build-up and machine stability. Picking the wrong tread pattern leads to faster wear, poor traction, or unnecessary floor damage.

This guide breaks down CEAT Specialty's LiftPro-S SKS range (SKS TR, SKS SM and SKS ND) using verified specifications, so operators and tyre dealers can match the right solid tyre to the right job in minutes.

Key Takeaways: 

  • SKS TR:  High-traction lug tread for rough, uneven, outdoor terrain
  • SKS SM: Smooth tread for maximum floor grip with zero surface marking
  • SKS ND: Non-directional block tread for balanced multi-directional traction
  • All three use modern aperture design for reduced heat build-up during long duty cycles

What Are the Different Tread Patterns for Skid Steer Solid Tyres?

Skid steer solid tyres from CEAT Specialty come in three tread families, each engineered for a specific working condition.

  • TR (Traction): Deep, aggressive lugs for off-road grip
  • SM (Smooth): Flat, low-profile tread for smooth-floor stability
  • ND (Non-Directional): Multi-angled block pattern for even traction in both directions

Each pattern is built on the same solid resilient construction, using high-quality natural rubber for cut and chip resistance - making them ideal construction and industrial tyres in the solid range. 

LiftPro-S SKS TR: When to Choose High-Traction Tread

Choose SKS TR when your skid steer regularly operates on unpaved, rocky, or uneven ground.

Key features:

  • High-traction tread for strong off-road capability
  • Modern aperture design that reduces heat build-up
  • High-quality natural rubber compound for cut and chip resistance

Best for: construction sites, landscaping, demolition and agricultural terrain where grip on loose or irregular surfaces matters more than floor protection.

LiftPro-S SKS TR (High-Traction Tread) Tyre Size Chart

Tire SizeRim SizeOverall Diameter mm (in)Overall Width mm (in)Load Capacity kg (lbs)

31x10-16

6.00-16

785 (30.9)

240 (9.4)

3660 (8070)

31x10-20

7.50-20

785 (30.9)

240 (9.4)

3660 (8070)

33x12-20

7.50-20

840 (33.1)

294 (11.6)

4720 (10405)

36x14-20

7.50-20

920 (36.2)

330 (13)

5605 (12

LiftPro-S SKS SM: When to Choose Smooth Tread

Choose SKS SM when the loader spends most of its time on finished floors, concrete, or indoor surfaces.

Key features:

  • Smooth tread pattern for excellent grip on smooth floors
  • Modern aperture design for reduced heat build-up
  • High-quality natural rubber for durability

Best for: warehouse floor work, indoor material handling and applications where surface protection and low rolling resistance are priorities.

LiftPro-S SKS SM (Smooth Tread) Tyre Size  Chart

Tire SizeRim SizeOverall Diameter mm (in)Overall Width mm (in)Load Capacity kg (lbs)

31x10-16

6.00-16

785 (30.9)

240 (9.4)

3660 (8070)

31x10-20

7.50-20

785 (30.9)

240 (9.4)

3660 (8070)

33x12-20

7.50-20

840 (33.1)

294 (11.6)

4720 (10405)

LiftPro-S SKS ND: When to Choose Non-Directional Tread

Choose SKS ND when the skid steer switches frequently between forward and reverse, or works across mixed terrain (part paved, part rough ground).

Key features:

  • Non-directional tread optimised for forward and reverse traction
  • Modern aperture design for reduced heat build-up
  • High-quality natural rubber for cut and chip resistance

Best for: general-purpose sites, mixed-terrain operations and fleets that need one tyre to handle varied ground conditions without swapping.

LiftPro-S SKS ND (Non-Directional Tread) Tyre Size Chart

Tire SizeRim SizeOverall Diameter mm (in)Overall Width mm (in)Load Capacity kg (lbs)

31x10-16

6.00-16

785 (30.9)

240 (9.4)

3660 (8070)

31x10-20

7.50-20

785 (30.9)

240 (9.4)

3660 (8070)

33x12-20

7.50-20

840 (33.1)

294 (11.6)

4720 (10405)

36x12-20

7.50-20

920 (36.2)

305 (12)

4585 (10110)

36x14-20

7.50-20

920 (36.2)

330 (13)

5605 (12355)

TR vs SM vs ND: Side-by-Side Comparison by CEAT Specialty Tyres

FeatureSKS TRSKS SMSKS ND

Tread type

High-traction lug

Smooth

Non-directional block

Best surface

Rough/off-road

Smooth/paved

Mixed terrain

Directional traction

Forward-focused grip

N/A (low profile)

Balanced forward & reverse

Floor marking risk

Higher on finished floors

Lowest

Moderate

What Do Apertures Do on Skid Steer Solid Tyres?

Apertures are engineered sidewall voids drilled into the tyre body to improve cooling and cushioning. All three SKS patterns (TR, SM, ND) are available with or without apertures.

  • With apertures: better heat dissipation during long, high-load duty cycles; added cushioning for operator comfort
  • Without apertures: solid sidewall for maximum load stability where heat build-up is less of a concern

Choose the aperture variant if the loader runs multiple shifts per day or carries heavy attachments continuously.

Final Thoughts

Matching tread pattern to terrain is the single biggest factor in solid tyre performance and lifespan on skid steer loaders. Use TR for rough outdoor ground, SM for smooth indoor floors and ND when the machine needs balanced grip across mixed conditions.

Visit CEAT Specialty tyres to confirm the correct size, fitment and aperture configuration for your skid steer model before placing an order.

FAQs

CEAT Specialty LiftPro-S SKS TR is best for gravel, dirt and uneven outdoor terrain due to its high-traction lug tread and cut/chip-resistant rubber compound.

CEAT Specialty LiftPro-S SKS SM is designed for smooth floors and offers less grip on loose or uneven outdoor surfaces, so it's best reserved for warehouse or paved-floor use.

TR uses deep directional lugs optimised for forward traction on rough ground, while ND uses a non-directional block pattern for balanced grip in both forward and reverse across mixed terrain.

CEAT Specialty's material handling range offers non-marking compounds; for the SKS construction range, check with your dealer on availability by size.

All LiftPro-S SKS TR, SM and ND tyres carry a load capacity rating for speeds up to 10 km/h (6.25 mph).