Factory Supplying Directly
Super Quality with Competitive Price!!!

Product Name: | E320 Excavator Undercarriage Parts Track Roller/Bottom Roller For Caterpillar |
Technical: | Forging/Casting |
Surface Hardness: | HRC52-58, Deepth:8mm-12mm |
Colors: | Black or Yellow |
Finishing: | Smooth |
Applicable Industries: | Machinery Repair Shops, Construction works |
Material: | 35MnB |
Related Products: | Track Link, Track Pad, Track Roller, Idler. Sprockets, Carrier Roller, Tensioner for Excavators And Dozers |
For more than thousands types of rollers in stock!
Shipment immediately once order confirmed.

Confirming Dimensions With Us Before Ordering
Make Sure the Parts Matching with Your Machine


Strict Quality Control System
Original Factory, Quality Guarantted.
Choose us. You can buy better parts with good price!


BOLIN Excavator&Bulldozer Undercarriage Parts&Components Including:
- Track Chain With Track Shoe Assembly
- Segments for Heavy Duty Excavator and Bulldozer
- Drive Sprockets
- Track Roller
- Carriaer Roller
- Idler
- Tensioner Spring
- Bolts&Nuts for All Part

Related Models:
THE MODELS FOR EXCAVATOR/BULLDOZER | ||||||||
FOR HITACHI | ||||||||
EX40-1 | EX40-2 | EX55 | EX60 | EX60-2 | EX60-3 | EX60-5 | EX70 | EX75 |
EX100 | EX110 | EX120 | EX120-1 | EX120-2 | EX120-3 | EX120-5 | EX130-1 | EX200-1 |
EX200-2 | EX200-3 | EX200-5 | EX220-3 | EX220-5 | EX270 | EX300 | EX300-1 | EX300-2 |
EX300-3 | EX300-5 | EX300A | EX330 | EX370 | EX400-1 | EX400-2 | EX400-3 | EX400-5 |
EX450 | ZAX30 | ZAX55 | ZAX200 | ZAX200-2 | ZAX330 | ZAX450-1 | ZAX450-3 | ZAX450-5 |
ZX110 | ZX120 | ZX200 | ZX200-1 | ZX200-3 | ZX200-5G | ZX200LC-3 | ZX210 | ZX210-3 |
ZX210-5 | ZX225 | ZX240 | ZX250 | ZX270 | ZX300 | ZX330 | ZX330C | ZX350 |
ZX450 | ZX450LC | ZX500 | ZX500LC | ZX520 | ZX670 | ZX690 | ZX870 | ZX130 |
ZX170 | ZX170LC | ZX195 | ZX260 | ZX360 | ZX360LC | ZX400 | ZX470 | ZX490 |
FOR KOMATSU(EXCAVATOR) | ||||||||
PC20-7 | PC30 | PC30-3 | PC30-5 | PC30-6 | PC40-7 | PC45 | PC45-2 | PC55 |
PC120-6 | PC130 | PC130-7 | PC200 | PC200-1 | PC200-3 | PC200-5 | PC200-6 | PC200-7 |
PC200-8 | PC210-6 | PC220-1 | PC220-3 | PC220-6 | PC220-7 | PC220-8 | PC270-7 | PC202B |
PC220LC-6 | PC220LC-8 | PC240 | PC300 | PC300-3 | PC300-5 | PC300-6 | PC300-7 | PC300-7K |
PC300LC-7 | PC350-6/7 | PC400 | PC400-3 | PC400-5 | PC400-6 | PC400LC-7 | PC450-6 | PC450-7 |
PC600 | PC650 | PC750 | PC800 | PC1100 | PC1250 | PC2000 | PC360 | PC460 |
FOR KOMATSU(BULLDOZER) | ||||||||
D20 | D31 | D50 | D60 | D61 | D61PX | D65A | D65P | D64P-12 |
D80 | D85 | D155 | D275 | D355 | D85PX | D85EX | D65EX | D65PX |
D65E | D68 | D68ESS | D75 | D75S | D85ESS | D155 | D155A | D155AX |
D275 | D275AX | D355 | D475 | |||||
FOR CATERPILLAR(EXCAVATOR) | ||||||||
E200B | E200-5 | E320D | E215 | E320DL | E324D | E324DL | E329DL | E300L |
E320S | E320 | E320DL | E240 | E120-1 | E311 | E312B | E320BL | E345 |
E324 | E140 | E300B | E330C | E120 | E70 | E322C | E322B | E325 |
E325L | E330 | E450 | CAT225 | CAT312B | CAT315 | CAT320 | CAT320C | CAT320BL |
CAT330 | CAT322 | CAT245 | CAT325 | CAT320L | CAT973 | CAT939C | CAT963C | CAT313 |
CAT323 | CAT318 | CAT326 | CAT328 | CAT329 | CAT336 | CAT340 | CAT345 | CAT349 |
FOR CATERPILLAR(BULLDOZER) | ||||||||
D3 | D3B | D3C | D3D | D4 | D4C | D4D | D4E | D4H |
D5 | D5B | D5C | D5D | D5H | D5M | D6 | D6C | D6D |
D6H | D6M | D6R | D6G | D6N | D7 | D7C | D7D | D7E |
D7F | D7G | D7H | D7R | D8 | D8R | D8N | D8H | D8T |
D8L | D8K | D8G | D8M | D9 | D9L | D9N | D9R | D9T |
D10 | D10R | D10N | D10T | D11 | D11R | D11N | ||
FOR KOBELCO | ||||||||
SK120-6 | SK120-5 | SK210-8 | SK210LC-8 | SK220 | SK220-1 | SK220-3 | SK220-5/6 | SK200 |
SK200 | SK200 | SK200-3 | SK200-6 | SK200-8 | SK200-5/6 | SK60 | SK290 | SK100 |
SK230 | SK250 | SK250-8 | SK260LC-8 | SK300 | SK300-2 | SK300-4 | SK310 | SK320 |
SK330-8 | SK330 | SK350LC-8 | SK235SR | SK450 | SK480 | SK30-6 | ||
FOR SUMITOMO | ||||||||
SH120 | SH120-3 | SH200 | SH210-5 | SH200 | SH220-3 | SH220-5/7 | SH290-3 | SH350-5/7 |
SH220 | SH280 | SH290-7 | SH260 | SH300 | SH300-3 | SH300-5 | SH350 | SH60 |
FOR VOLVO | ||||||||
EC160C | EC160D | EC180B | EC180C | EC180D | EC210 | EC210 | EC210B | EC240B |
EC290 | EC290B | EC240 | EC55 | EC360 | EC360B | EC380D | EC460 | EC460B |
EC460C | EC700 | EC140 | EC140B | EC160B | EC350 | EC350DL | EC480 | EC340 |
FOR LIEBHERR | ||||||||
R914 | R924 | R934 | R944 | R916 | R926 | R936 | R954 | R966 |
R974 | R984 | |||||||
FOR KUBOTA | ||||||||
JH60-7 | JH115 | JH135 | JH161 | JH185 | ||||
FOR DAEWOO | ||||||||
DH200 | DH220-3 | DH220 | DH220S | DH280-2 | DH280-3 | DH55 | DH258 | DH130 |
DH370 | DH80 | DH500 | DH450 | DH225 | DH150 | DH330 | DH400 | DH580 |
FOR HYUNDAI | ||||||||
R60-5 | R60-7 | R80-7 | R200 | R200-3 | R210 | R210-1 | R210-9 | R210LC |
R210LC-7 | R225 | R225-3 | R225-7 | R250 | R250-7 | R290 | R290LC | R290LC-7 |
R320 | R360 | R954 | R205 | R210-5 | R215 | R230 | R235 | R275 |
R300 | R385 | R485 | ||||||
FOR KATO | ||||||||
HD512 | HD1430 | HD512III | HD820III | HD820R | HD1430III | HD700VI | HD1250VII | HD250SE |
HD400SE | HD500SE | HD1880 | ||||||
FOR DOOSAN | ||||||||
DX225 | DX225LC | DX258 | DX300 | DX300LCA | DX420 | DX430 | DX140 | DX150 |
DX220 | DX250 | DX255 | DX260 | DX370 | DX480 | DX520 | ||
FOR SHANTUI | ||||||||
SD13-2 | DH16J2XL | DH16J2LGP | SD16 | SD22 | SD32 | |||
FOR CASE | ||||||||
CX210 | CX210B | CX210C | CX210D | CX210LC | CX225 | CX235 | CX235C | CX240 |
CX240C | CX245 | CX250 | CX250C | CX300 | CX300C | CX330 | CX330C | CX350 |
CX350C | CX460 | CX460LC | CX470 | CX470C | CX490 | CX490D | CX700 | CX700B |
CX750 | CX750D | |||||||
FOR JCB | ||||||||
JS200 | JS200SC | JS210 | JS210SC | JS220 | JS220LC | JS230 | JS230LC | JS240 |
JS240LC | JS290 | JS290LC | JS300 | JS300LC | JS330 | JS330LC | ||
FOR XCMG | ||||||||
XE55DA | XE60DA | XE65DA | XE75DA | XE80C | XE80D | XE85C | XE85D | XE135D |
XE155DK | XE150D | XE155D | XE200DA | XE200D | XE200C | XE205DA | XE215DA | XE215C |
XE215D | XE215HB | XE225DK | XE230C | XE245DK | XE240D | XE260C | XE265C | XE270DK |
XE305D | XE335DK | XE335C | XE370D | XE370DK | XE370CA | XE370C | XE380DK | XE470D |
XE490DK | XE490CK | XE500HB | XE520DK | XE550DK | XE750D | XE750G | XE950D | XE950G |
XE950DA | XE55 | XE60 | XE65 | XE75 | XE80 | XE85 | XE135 | XE150 |
XE155 | XE200 | XE205 | XE215 | XE225 | XD230 | XE240 | XE245 | XE260 |
XE265 | XE270 | XE305 | XE335 | XE370 | XE380 | XE470 | XE490 | XE500 |
XE520 | XE550 | XE750 | XE950 | |||||
FOR MITSUBISHI | ||||||||
MS30 | MS110 | MS110-3 | MS110-5 | MS110-8 | MS180 | |||
FOR SAMSUNG | ||||||||
SE210 | SE280 | SE320 | ||||||
FOR IHI | ||||||||
IHI35 | IHI50 | IHI55 | IHI60 | IHI75 | ||||
FOR YMMA | ||||||||
YM15 | YM30 | YM35 | YM55 | YM65 | YM85 | |||
FOR LIUGONG | ||||||||
LG906C | LG907 | LG200 | LG220 | LG925 | LG934 |

Packing&Shipping

FAQ
1. You are a trader or a manufacture?
We are an industry and trade integration business.
2. How can I be sure the part will fit my excavator/bulldozer?
Give us correct model number/machine serial number/ any numbers on the parts itself. Or measure the parts give us dimension or drawing.
3. How about the payment terms?
We usually accept T/T(Wire Transfer). other terms also could be negotiated.
4. What is your minimum order?
It depends on what you are buying. Normally, 1 pcs also can be suppllied.
5. What is your delivery time?
FOB Qingdao or any Chinese port : 20 days . If there are any parts in stock , our delivery time is only 1-5 days.
6. What about Quality Control?
We have a perfect QC system for the perfect products. A team who will detect the product quality and specification piece carefully, monitoring every production process until packing is complete, to ensure product safety into container.
Contact Us:
![]() | Freda Wang ---------------- Sales Manager SHANDONG BOLIN MACHINERY CO., LTD. Add: Lingong Road, Linyi City, Shandong Province, China Mobile: +86 150 6592 9360 |