To estimate the price of the 2021 Toyota Highlander GLE I4 2.5L Hybrid (AWD) (Mid) with 170000 km mileage, I first looked at the selling prices of similar cars. The closest match is a 2021 Toyota Highlander GLE I4 2.5L Hybrid (AWD) (Mid) with 43100 km sold for SAR 135000 on 2024-06-07. Given the significant mileage difference, I adjusted the price downwards. Another 2021 Highlander Hybrid Limited (FWD) (Top) with 42000 km sold for SAR 120000 on 2024-06-12, which is a higher trim but with lower mileage. For listed prices, a 2021 Highlander GLE I4 2.5L Hybrid (AWD) (Mid) with 170000 km was listed for SAR 121500, but listed prices are generally higher than selling prices. Considering the average condition and high mileage, I adjusted the price further down from the selling price of the similar lower mileage car.