275/40 R21 Summer Tires – New

The tire size 275/40 R21 is typical for premium models designed for large SUVs, sporty crossovers, and modern electric vehicles.
With a width of 275 mm and a dynamic 40-series aspect ratio, this tire dimension offers:

• excellent traction

• precise lateral guidance

• shorter braking distances

• high stability at speed

• optimal performance for powerful AWD & EV platforms

New summer tires in 275/40 R21 are ideal for vehicles whose weight, torque, and chassis geometry require a particularly stable and resilient tire model.
Reifenshop Landshut exclusively supplies new summer tires with current DOT, verified LI/SI values, and OEM-compliant rolling circumference.

✔ Vehicle types that often use 275/40 R21

Premium & Performance SUVs

• Audi Q7 / SQ7

• Audi Q8

• BMW X5 / X6

• Mercedes GLE / GLS

• Porsche Cayenne

Sporty Crossovers & Sedans

• VW Touareg

• Volvo XC90

• Range Rover Velar

Electric Vehicles (EV)

• Audi Q8 e-tron

• Mercedes EQE/EQS SUV

• BMW iX

• Tesla Model X

→ XL/Reinforced versions are usually mandatory for this tire size.

🔧 Technical characteristics of tire size 275/40 R21

1. 275 mm width – large contact patch

Offers:

• high traction during acceleration

• strong cornering performance

• safe braking behavior for heavy vehicles

2. 40-series aspect ratio – sporty rigidity

Enables:

• direct steering response

• minimized sidewall deformation

• stable high-speed control

3. 21-inch rims – modern & precise

Advantages:

• compatible with larger braking systems

• sporty, striking appearance

• controlled and precise driving dynamics

4. Load & Speed Indices

Typically:

• SI: W, Y

• XL/Reinforced structures for higher SUV mass

• suitable for powerful all-wheel drives

5. EV/Hybrid Optimization

Many premium tires offer:

• reinforced carcasses

• noise-optimized tread patterns

• rolling resistance optimized rubber compounds

🛠 Reifenshop Landshut inspection procedure for new 275/40 R21 summer tires

All tires undergo the following quality checks:

• DOT currency

• runout accuracy & structural integrity

• correct load index (LI)

• correct speed index (SI)

• OEM rolling circumference

• manufacturing quality & tread precision

→ Only technically perfect tires are included in the Reifenshop Landshut assortment.

🧊 Summer tire selection in 275/40 R21 at Reifenshop Landshut

We offer:

• Premium SUV Summer Tires
  – Michelin Pilot Sport SUV
  – Pirelli Scorpion / P Zero
  – Continental SportContact / PremiumContact
  – Bridgestone Alenza / Potenza

• EV/Hybrid-compatible Summer Tires

• XL/Reinforced versions

• sporty & comfort-oriented tread patterns

• Budget & Mid-range options

🔍 Easily select suitable summer tires

With the Reifenshop Landshut vehicle filter
(Manufacturer → Model Series → Model Name)
you will only receive tires that:

• 100% match the size 275/40 R21

• exactly meet the load and SI requirements

• comply with OEM rolling circumference

• are suitable for SUVs, crossovers, hybrid & electric vehicles

→ Incorrect purchases excluded.

⭐ Why Reifenshop Landshut?

• tested new summer tires in 275/40 R21

• fast Europe-wide delivery

• maximum stability, grip & performance

• OEM-compliant technical precision

• large selection for modern SUVs & electric vehicles

Order new 275/40 R21 summer tires now – stable, sporty & ideal for high-performance vehicles.