Quick Reference
76 ft-lb
Lug Nut Torque
33-36 PSI
Tire Pressure (Typical)
5.7-6.4 qt
Oil Capacity
21mm
Lug Nut Socket
Lexus RX Tire Pressure (PSI)
Recommended tire pressure varies by year, tire size, and load. Check door jamb sticker for your specific vehicle.
| Year Range | Trim/Config | Front PSI | Rear PSI | Spare |
|---|---|---|---|---|
| 2023-2025 | RX 350 (18" wheels) | 33 | 33 | 60 |
| 2023-2025 | RX 350 (21" wheels) | 36 | 36 | 60 |
| 2023-2025 | RX 500h F Sport | 36 | 36 | 60 |
| 2016-2022 | RX 350 (18" wheels) | 33 | 33 | 60 |
| 2016-2022 | RX 350 (20" wheels) | 35 | 35 | 60 |
| 2016-2022 | RX 450h Hybrid | 35 | 33 | 60 |
| 2010-2015 | RX 350 (All wheels) | 32 | 32 | 60 |
| 2010-2015 | RX 450h Hybrid | 33 | 33 | 60 |
Note: Always verify using the tire information placard on the driver's door jamb. Pressure may vary based on tire size and load conditions.
Lexus RX Lug Nut Torque Specs
| Year Range | Wheel Type | Torque (ft-lb) | Torque (Nm) | Socket Size |
|---|---|---|---|---|
| 2023-2025 | All Wheels | 76 | 103 | 21mm |
| 2016-2022 | All Wheels | 76 | 103 | 21mm |
| 2010-2015 | All Wheels | 76 | 103 | 21mm |
Torque Pattern: Use a star pattern when tightening lug nuts. Tighten in 3 stages (50%, 75%, 100%). Re-torque after 50-100 miles.
Lexus RX Oil Capacity
| Year | Engine | Capacity (qt) | Capacity (L) | Oil Type |
|---|---|---|---|---|
| 2023-2025 | 2.4L Turbo I4 (RX 350) | 5.7 | 5.4 | 0W-16 |
| 2023-2025 | 2.4L Turbo Hybrid (RX 500h) | 5.5 | 5.2 | 0W-16 |
| 2020-2022 | 3.5L V6 (RX 350) | 6.4 | 6.1 | 0W-20 |
| 2020-2022 | 3.5L V6 Hybrid (RX 450h) | 6.1 | 5.8 | 0W-20 |
| 2016-2019 | 3.5L V6 (RX 350) | 6.4 | 6.1 | 0W-20 |
| 2016-2019 | 3.5L V6 Hybrid (RX 450h) | 6.1 | 5.8 | 0W-20 |
| 2010-2015 | 3.5L V6 (RX 350) | 6.4 | 6.1 | 5W-30 |
| 2010-2015 | 3.5L V6 Hybrid (RX 450h) | 6.1 | 5.8 | 5W-30 |
Filter Note: Capacity includes filter. Use Lexus OEM or equivalent high-quality filter. Always verify with dipstick after filling.
Additional RX Specs
Spark Plug Torque
| Engine | Torque (ft-lb) | Gap |
|---|---|---|
| 2.4L Turbo I4 | 18 | 0.028-0.031" |
| 3.5L V6 | 18 | 0.039-0.043" |
| 3.5L V6 Hybrid | 18 | 0.039-0.043" |
Drain Plug Torque
| Component | Torque (ft-lb) |
|---|---|
| Oil Pan Drain Plug | 30 |
| Transmission Drain Plug | 36 |
| Differential Drain | 36 |
Transmission Fluid Capacity
| Year Range | Transmission | Capacity (qt) | Type |
|---|---|---|---|
| 2023-2025 | 8-Speed Automatic | 9.5 (total) | Toyota ATF WS |
| 2016-2022 | 8-Speed Automatic | 9.2 (total) | Toyota ATF WS |
| 2010-2015 | 6-Speed Automatic | 8.6 (total) | Toyota ATF WS |
Hybrid Battery Info (RX 450h/500h)
| Model | Battery Type | Voltage | Warranty |
|---|---|---|---|
| RX 500h (2023+) | Lithium-Ion | 288V | 10yr/150k mi |
| RX 450h (2016-2022) | Nickel-Metal Hydride | 288V | 8yr/100k mi |
| RX 450h (2010-2015) | Nickel-Metal Hydride | 288V | 8yr/100k mi |
Maintenance Guides for Your Lexus Rx
Step-by-step guides for common maintenance tasks on your Lexus Rx.
Check Tire Pressure
Maintain optimal PSI for safety and fuel economy
Torque Lug Nuts Properly
Avoid damage with correct torque specs
Change Your Oil
Complete DIY oil change guide with tools needed
Rotate Your Tires
Extend tire life with proper rotation patterns
Check Transmission Fluid
Ensure smooth shifting and transmission health
Test Your Battery
Prevent dead batteries with regular testing
More Guides: Visit our complete how-to guide library for brake repairs, electrical system diagnostics, seasonal maintenance, and more.
Recommended Tools & Parts for RX Maintenance
Essential tools and parts for maintaining your Lexus RX. As an Amazon Associate, we earn from qualifying purchases.
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