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Pro Circuit R304 Shorty Silencer - ST04125-RE

  • Part #:
    431470
  • Manufacturer Part #:
    ST04125-RE

MSRP Price: $134.95

Our Price: $121.46

You Save:
$13.49 (10%)
1 on Hand

Overview of Pro Circuit R304 Shorty Silencer - ST04125-RE

  • A favorite of PC-equipped motocross professionals everywhere
  • Race-only silencer features a short body and reduced packing volume to optimize exhaust flow
  • Lightweight extruded 6061 T-6 aluminum body with brushed finish
  • Stainless-steel end cap and intake tube
  • High-strength aluminum rivets and steel Allen-head screws on one end make easy disassembly and rebuilding
  • Double-walled mounting brackets
  • Exclusive E-glass pillow packing
  • Has domed euro-style end cap

Specs for Pro Circuit R304 Shorty Silencer - ST04125-RE

Color - Primary Silver
Style Canister Muffler
Type Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 2.06 lbs

Cross reference number(s):

18210035

Specs for Pro Circuit R304 Shorty Silencer - ST04125-RE

Color - Primary Silver
Style Canister Muffler
Type Muffler/Silencer w/o Spark Arrestor
Units Each
Weight 2.06 lbs

Fitment for Pro Circuit R304 Shorty Silencer - ST04125-RE

See if this part fits your ride

Part 431470 fits the following machines

KTM
  • 2006 KTM 125 SX
  • 2005 KTM 125 SX
  • 2004 KTM 125 SX
4.8 / 5.0
5 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Stars
4
1
0
0
0
Finish
4.0 / 5
Performance
4.4 / 5
Finish
5 / 5
Performance
3 / 5
I'd Buy it again
I bought this pipe for my yz125,and it is awsome. It makes it sound sweet. i didnt notice much performance gains or loss. but it sure sounds nice.And it is loud when you give it some gas, but has a quiet idel.
July 21, 2010
Performance
5 / 5
Glad it bought it.
I love it! Good fit, good sound and great performance.
March 8, 2010
Finish
5 / 5
Performance
5 / 5
Not exactly Silent!!
Great Sound, my friends can't believe how tough my
YZ250 sounds now! Buy this Silencer today!!
October 1, 2009
Finish
4 / 5
Performance
5 / 5
very good sound
This product is very good if you want a loud and sharp crisp sound .
October 17, 2009
Finish
2 / 5
Performance
4 / 5
overall good
the lable on the silencer with the pro circuit tag washed off after two washes then its just a sliver silencer that looks like stock. other than that its a good silencer.
July 20, 2010
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Instructions and Manuals for Pro Circuit R304 Shorty Silencer - ST04125-RE