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  2. Polaris
  3. ATVs
  4. 2012
  5. SPORTSMAN 550 (A12ZN55AA/AQ/AZ)
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ENGINE, CRANKSHAFT and PISTON - A12ZN55AA/AQ/AZ (49ATVCRANKSHAFT09SPXP550)

*#REQ indicates the total pieces used to complete the assembly. Price shown is per piece. Order the total number of pieces needed for repair.
1
3090301
Asm., Crankshaft [Incl. 4-10,12,20] [Incl. 4-10,12,20] [Incl. 4-10,12,20]
1
$989.99
2
3090174
Piston, Set, .25 OS [Incl. Piston, Qty 2 of #13] [Incl. Piston, Qty 2 of #13] [Incl. Piston, Qty 2 of #13]
1
$179.99
2
3090175
Piston, Set, .50 OS [Incl. Piston, Qty 2 of #13] [Incl. Piston, Qty 2 of #13] [Incl. Piston, Qty 2 of #13]
1
$179.99
3
3090176
Ring, Piston Set, .25 OS [Incl. Qty 1 Top, Middle, Lower Ring] [Incl. Qty 1 Top, Middle, Lower Ring] [Incl. Qty 1 Top, Middle, Lower Ring]
1
$83.99
3
3090110
Ring, Piston Set, Std. [Incl. Qty 1 Top, Middle, Lower Ring] [Incl. Qty 1 Top, Middle, Lower Ring] [Incl. Qty 1 Top, Middle, Lower Ring]
1
$83.99
4
3090172
Rod, Connecting
1
$214.99
5
3085400
Bearing, Large End (replaces 3085343)
1
$94.49
6
3085024
Ball Steel
1
$6.59
7
3090211
Gear, Balancer, Drive
1
$119.99
8
3080676
Bearing, Ball
1
$41.99
10
3090302
Crankshaft 1
1
$464.99
11
3090109
Pin, Piston
1
$62.99
12
3090170
Crankshaft 2
1
$226.99
13
3085534
Clip
2
$6.59
16
3081543
Key, Woodruff
1
$15.74
17
3090113
Nut
1
$31.49
18
3090114
Washer
1
$10.99
19
3087976
Bearing, Needle
1
$26.24
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