Drive Belt And Pulley Specifications - Polaris 1999 Sportsman 400 Service Manual

CL UTCHIDRIVE BELT SYSTEM
sian coo ling system. The belt and other drive
components can be quickly damaged by heat gener-
ated by norma l operat ion
if
they are not properl y
coo led. Slippage caused by mud. water or oi l enter -
247
ing the system can also qu ickly dam age the drive
system component s. Refer
10
Chapter Seven for
clutch outer and inner covers and additiona l serv ice
to the coo ling system not covered in this chapter.
Table 1 DRIVE BELT AND PULLEY SPECIFICATIONS
Item
mm
in.
Belt deflection (non-EBS models) 29-32 1.14-1.26
Belt width
New
29 .8-30.2
1.174-1.188
Wear limit 28.6 1.125
Pulley center-to-center distance 252 .7-256.5 9.95-10.10
Fixe d sheave diameter (ESS models* )
New 34.9123·34.925 1.3745 -1.375
Wear limit 34 .8742 1.3730
Inner washer thi ckness (ESS models)
New 0.76 0.30
Wear li m it
0.64 0.25
• See text in chapter
Table 2 OPERATING RPM AND DRIVE SPRING SPECIFICATIONS
Model rear
All
years
Operating RPM
5800-6200
Drive pulley
spring color and part No.
BIDe/green (part No.7041157)