Think Crucial Replacement for Dyson DC25 Pre & Post-Motor Filters, Brushroll & Belts, Compatible With Part # 91618805, 91479001, 91739101 & 91412301 HIGH QUALITY ROLLER BRUSH/FILTER/BELT KIT that replaces your existing vacuum's worn out brushroll, belt, and filters. Get back to running your toes through clean carpet once again.! Fits all Dyson DC25 vacuums. HEALTHIER LIFESTYLE! You shouldn't worry about if your carpet is really clean when you and your loved ones are walking on it. A new roller brush will dig deeper into your carpet and the belts will ensure maximum power, lifting away more dirt and muck than you thought possible, while the high quality filter removes allergens from the vacuum exhaust. EASY TO INSTALL so you can get back to cleaning as soon as possible! Simply remove your old roller brush, belts, and filters, then install the new one. With a simple toolkit and a half-hour, you can restore life to your vacuum. SAVE MONEY by using a new roller brush, belts, and filters! If your vacuum isn't cleaning your carpet completely, you have to vacuum more often, at the expense of time and your electric bill! Filters are also washable & reusable. Compare to Dyson Part Nos. 916188-05, 914790-01, 917391-01, 914123-01, 14006-01-01, 914006-01. GUARANTEED SATISFACTION because of a 30 day full money bank guarantee and a trusted Think Crucial warranty. We are so confident in our products that we have no problem giving you every penny back if you're unhappy with your purchase. You won't see promises like that from big box brands!