ZETASASSI® CATALOGUE

CHAIN AND BELT TENSIONERS. YOU CAN TRUST US  IN TIME... 

Specialists in tensioning and protecting your transmissions.

Fine artisanal quality Made in Italy.

Leaders in the sector since 1979…

An imitation is never anything but an imitation,

the original contains the past, the present and the future.

We create reliability that lasts and that means savings …

.... often imitated but never equaled!

Italian excellence always at your side and at your service... 

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TENSIONERS INSTRUCTIONS

CATALOGUE

NEW TOP SELLERS 1979-2017

NEW TENSIONERS SIZE 08

NEW SS STAINLESS STEEL TENSIONERS

ERGAL SCREWS

LINEAR TENSIONERS

LINEAR CHAIN TENSIONER - TO

LINEAR CHAIN TENSIONER - TO05
LINEAR CHAIN TENSIONER - TO08
LINEAR CHAIN TENSIONER - TOSS
LINEAR CHAIN TENSIONER - TO1
LINEAR CHAIN TENSIONER - TO2
LINEAR CHAIN TENSIONER - TO3

LINEAR CHAIN TENSIONER - TA

LINEAR CHAIN TENSIONER - TA05
LINEAR CHAIN TENSIONER - TA1
LINEAR CHAIN TENSIONER - TA2
LINEAR CHAIN TENSIONER - TA3
LINEAR CHAIN TENSIONER - TASS

LINEAR CHAIN TENSIONER - NT

LINEAR CHAIN TENSIONER - NTA

LINEAR CHAIN TENSIONER - NT1
LINEAR CHAIN TENSIONER - NT2
LINEAR CHAIN TENSIONER - NTA1
LINEAR CHAIN TENSIONER - NTA2

LINEAR TENSIONER - ET

LINEAR TENSIONER - ET1
LINEAR TENSIONER - ET2
LINEAR TENSIONER - ET3

LINEAR TENSIONER - ETL

LINEAR TENSIONER - ETL SS

LINEAR TENSIONER ETL08
LINEAR DRIVE BELT TENSIONER ETL08PU  with idler roller
LINEAR DRIVE CHAIN TENSIONER ETLR08AC with idler sprocket
LINEAR TENSIONER - ETL SS

LINEAR BELT TENSIONER - ET PU

LINEAR BELT TENSIONER  ET1PU with idler roller
LINEAR BELT TENSIONER  ET2PU with idler roller
LINEAR BELT TENSIONER  ET3PU with idler roller
LINEAR BELT TENSIONER - ET PUG with rim pulley
LINEAR BELT TENSIONER  ET1PU with idler roller (PTFE)
LINEAR BELT TENSIONER  ET2PU with idler roller (PTFE)
LINEAR BELT TENSIONER ET3PU with idler roller (PTFE)

LINEAR CHAIN TENSIONER - ETR

LINEAR CHAIN TENSIONER - ETHR

LINEAR CHAIN TENSIONER - ETR AC idler sprocket
LINEAR CHAIN TENSIONER - ETR RS RD RT idler sprocket
LINEAR CHAIN TENSIONER - ETHR

LINEAR TENSIONER - ETH & ETHG

LINEAR BELT TENSIONER - ETH & ETHG PU

LINEAR TENSIONER - ETH
LINEAR TENSIONER ETHG
LINEAR BELT TENSIONER - ETH PU
LINEAR BELT TENSIONER - ETHG PU

LINEAR TENSIONER - ET BASE

FOR LINEAR TENSIONERS

LINEAR TENSIONER - ET BASE
FOR LINEAR TENSIONERS

ROTARY TENSIONERS

ROTARY TENSIONER - TC

ROTARY TENSIONER - TC with hole or threaded bore

ROTARY DRIVE TENSIONER TC05
ROTARY DRIVE TENSIONER TC1
ROTARY DRIVE TENSIONER TC2
ROTARY DRIVE TENSIONER TC08INOX
ROTARY DRIVE TENSIONER TC1-SS FULL INOX

ROTARY CHAIN TENSIONER - TCP with chain slider

ROTARY DRIVE CHAIN TENSIONER TCP05 chain slider oval head
ROTARY DRIVE CHAIN TENSIONER TCP05 chain slider round head
ROTARY DRIVE CHAIN TENSIONER TCP1 chain slider oval head
ROTARY DRIVE CHAIN TENSIONER TCP1 chain slider round head
ROTARY DRIVE CHAIN TENSIONER TCP2 chain slider oval head
ROTARY DRIVE CHAIN TENSIONER TCP2 chain slider round head
ROTARY CHAIN TENSIONER - TCPAT with chain slider

ROTARY BELT TENSIONER - TCPU with idler roller

ROTARY BELT TENSIONERS - TCPUG with rim pulley

ROTARY DRIVE BELT TENSIONER TC05PU equipped idler roller
ROTARY DRIVE BELT TENSIONER TC1PU equipped idler roller
ROTARY BELT TENSIONERS - TC05 PUG with rim pulley
ROTARY BELT TENSIONERS - TC1 PUG with rim pulley

ROTARY CHAIN TENSIONER - TCR idler sprocket

ROTARY DRIVE CHAIN TENSIONER TCR05 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR05 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TCR05 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR1 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR1 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TCR1 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR2 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR2 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TCR2 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TCR08 idler sprocket stainless
ROTARY DRIVE CHAIN TENSIONER TCR1SS idler sprocket FULL INOX

ROTARY TENSIONER - TR

ROTARY TENSIONER - TR with hole

LEVER FOR CHAIN AND BELT TENSIONER TR

ROTARY TENSIONER - TR1 with hole or threaded bore
ROTARY TENSIONER - TR2 with hole or threaded bore
LEVER TR1 FOR ROTARY DRIVE TENSIONER
LEVER TR2 FOR ROTARY DRIVE TENSIONER

ROTARY CHAIN TENSIONER - TRP with chain slider

ROTARY DRIVE CHAIN TENSIONER TRP1 chain slider oval head
ROTARY DRIVE CHAIN TENSIONER TRP1 chain slider round head
ROTARY DRIVE CHAIN TENSIONER TRP2 chain slider oval head
ROTARY DRIVE CHAIN TENSIONER TRP2 chain slider round head
ROTARY CHAIN TENSIONER - TRPAT with chain slider

ROTARY BELT TENSIONER - TRPU with idler roller

ROTARY BELT TENSIONER - TRPUG with rim pulley

ROTARY DRIVE BELT TENSIONER TR1PU equipped idler roller
ROTARY DRIVE BELT TENSIONER TR2PU equipped idler roller
ROTARY BELT TENSIONERS - TR1 PUG with rim pulley
ROTARY BELT TENSIONERS - TR2 PUG with rim pulley

ROTARY CHAIN TENSIONER - TR idler sprocket

ROTARY DRIVE CHAIN TENSIONER - TRR1 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRR1 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TRR1 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRB1 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRB1 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TRR2 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRR2 idler sprocket hardened
ROTARY DRIVE CHAIN TENSIONER TRR2 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRB2 idler sprocket
ROTARY DRIVE CHAIN TENSIONER TRB2 idler sprocket hardened

ROTARY TENSIONER ELEMENT - RH

ROTARY TENSIONER ELEMENT RH with hole or threaded bore

ROTARY TENSIONER ELEMENT RH111
ROTARY TENSIONER ELEMENT RH155
ROTARY TENSIONER ELEMENT RH188
ROTARY TENSIONER ELEMENT RH277

ELEMENT DRIVE CHAIN TENSIONER - RHP with chain slider

ELEMENT DRIVE CHAIN TENSIONER RHP111 chain slider oval head
ELEMENT DRIVE CHAIN TENSIONER RHP111 chain slider round head
ELEMENT DRIVE CHAIN TENSIONER RHP155 chain slider oval head
ELEMENT DRIVE CHAIN TENSIONER RHP155 chain slider round head
ELEMENT DRIVE CHAIN TENSIONER RHP188 chain slider oval head
ELEMENT DRIVE CHAIN TENSIONER RHP188 chain slider round head
ELEMENT DRIVE CHAIN TENSIONER RHP277 chain slider oval head
ELEMENT DRIVE CHAIN TENSIONER RHP277 chain slider round head
ELEMENT DRIVE CHAIN TENSIONER - RHPAT with chain slider

ELEMENT DRIVE BELT TENSIONER - RH-PU equipped idler roller

ELEMENT DRIVE BELT TENSIONER RHPU111 with idler roller
ELEMENT DRIVE BELT TENSIONER RHPU155 with idler roller
ELEMENT DRIVE BELT TENSIONER RHPU111 with idler roller
ELEMENT DRIVE BELT TENSIONER RHPU155 with idler roller

ELEMENT DRIVE BELT TENSIONER RH-PUG with rim pulley

ELEMENT DRIVE BELT TENSIONER RHPUG111 with rim pulley
ELEMENT DRIVE BELT TENSIONER RHPUG155 with rim pulley
ELEMENT DRIVE BELT TENSIONER RHPUG111 with rim pulley
ELEMENT DRIVE BELT TENSIONER RHPUG155 with rim pulley

ELEMENT DRIVE CHAIN TENSIONER - RHR idler sprocket

ELEMENT DRIVE CHAIN TENSIONER RHR111AC idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR155AC idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR188AC idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR277AC idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR111AC sprocket hardened
ELEMENT DRIVE CHAIN TENSIONER RHR155AC sprocket hardened
ELEMENT DRIVE CHAIN TENSIONER RHR188AC sprocket hardened
ELEMENT DRIVE CHAIN TENSIONER RHR277AC sprocket hardened
ELEMENT DRIVE CHAIN TENSIONER RHR111 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR155 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR188 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHR277 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHB111 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHB155 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHB188 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHB277 idler sprocket
ELEMENT DRIVE CHAIN TENSIONER RHB188 sprocket hardened
ELEMENT DRIVE CHAIN TENSIONER RHB277 sprocket hardened

ROTARY TENSIONERS

FOR ROTARY TENSIONERS

FOR ROTARY TENSIONERS

DIRECTIONAL TENSIONERS

DIRECTIONAL TENSIONER - ORIENT with hole or threaded bore

DIRECTIONAL CHAIN TENSIONER ORIENT-P with chain slider

DIRECTIONAL CHAIN TENSIONER ORIENT-PAT with chain slider

DIRECTIONAL BELT TENSIONER - ORIENT-PU with idler roller

DIRECTIONAL BELT TENSIONER - ORIENT-PUG with rim pulley

DIRECTIONAL CHAIN TENSIONER - ORIENT-R idler sprocket

DIRECTIONAL TENSIONER - ORIENT with hole or threaded bore
DIRECTIONAL CHAIN TENSIONER ORIENT-P with chain slider
DIRECTIONAL CHAIN TENSIONER ORIENT-PAT with chain slider
DIRECTIONAL BELT TENSIONER - ORIENT-PU with idler roller
DIRECTIONAL BELT TENSIONER - ORIENT-PUG with rim pulley
DIRECTIONAL CHAIN TENSIONER - ORIENT-R idler sprocket

ADJUSTABLE TENSIONERS

ADJUSTABLE TENSIONER with hole or threaded bore

ADJUSTABLE CHAIN TENSIONER TF with chain slider

ADJUSTABLE BELT TENSIONER TF with idler roller

ADJUSTABLE CHAIN TENSIONER TFR with idler sprocket

GA ADJUSTABLE CHAIN TENSIONER

ADJUSTABLE TENSIONER  with hole or threaded bore
ADJUSTABLE CHAIN TENSIONER TF with chain slider
ADJUSTABLE BELT TENSIONER TF  with idler roller
ADJUSTABLE CHAIN TENSIONER TFR with idler sprocket
GA ADJUSTABLE CHAIN TENSIONER

Accessories

CHAIN SLIDER TENSIONER

IDLER ROLLERS

TRAPEZOIDAL WHARVES PULLEYS

IDLER SPROCKETS

CLUTCH TORQUE LIMITER

CHAIN SLIDER TENSIONER
IDLER ROLLERS
TRAPEZOIDAL WHARVES PULLEYS
IDLER SPROCKETS
CLUTCH TORQUE LIMITER

AXIAL POWER LIMITERS& ADJUSTABLE CAMS

ADJUSTABLE CAMS

ADJUSTABLE CAMS

AUTOMATIC GREASERS - ERGAL SCREWS- ZETASASSI AD HOC

AUTOMATIC GREASERS

ERGAL SCREWS

ZETASASSI AD HOC

AUTOMATIC GREASERS
ERGAL SCREWS