hi ladys and gents toyota australia admit you cant lock the spare wheel like you can prado rav4 and land cruiser ive been on the phone day in day out and to success what i have done is manufatured a antitheft shrould which is made of stainless steel and can be fitted whith a 10mm socket and 10mm open end spanner for a cost of $50 including postage as for the wheel you can buy rav4 wheel which are the same stud patten for around $150 with second hand tyre and a vynal cover for $30 dollars .thats what i have done to fix toyotas desing fault and as for charging 2100 for a sper wheel and tyre is a joke you can buy nice after market brand new wheels for $2400 a set.