i am driving an old nissan sentra, year 1990. now the suspension all 'kong' already...very noisy...and exspecially the rear...got dup dup sound when go trough bump or those road got many holes...and the front...the front wheel sub also got sound...like 'klak klak'...sound like something is losses already lar...so need some advise on it...bcoz i need to noe how much will cost for the suspension for my car, i mean for 4 wheel lar...absordbor and the spring...is it i have to get back the OEM one or got any other that can do better?i want some confy suspension, not those racing type lar. and the front wheel sub problem...is it can repair?really need help over here...thanks thanks~!~!~!