950H Hydraulic Cylinder Seal Kit for Caterpillar, Cat, Lift

Overview

The CAT 3812331 lift cylinder seal kit is an aftermarket replacement seal kit for CATERPILLAR 950H and 962H wheel loaders. Designed for a 3-1/4″ rod and 5-3/4″ bore, it is used for lift cylinder repair and helps restore hydraulic sealing performance while reducing leakage risk.

This kit includes essential sealing components such as rod seal, buffer ring, wiper seal, piston seal, backup ring, guide ring, and O-rings. With quality seal materials and optional trusted brands, it is suitable for equipment maintenance, cylinder rebuilding, and aftermarket service with fast and stable supply.

Solution

For lift cylinder leakage, seal wear, or reduced hydraulic pressure on 950H and 962H wheel loaders, the CAT 3812331 aftermarket seal kit provides a complete replacement solution. Replacing the main sealing components helps restore cylinder sealing performance, reduce downtime, and extend hydraulic component service life for repair shops, dealers, and equipment owners.

Key Features

Dedicated lift cylinder seal kit
Full complete sealing assembly
High-grade sealing raw materials
Exact OEM dimensional match
Fits 950H & 962H loaders

Compatible Equipment Models

Kits Number	Rod x Bore	Kits Number	Rod x Bore	Kits Number	Rod x Bore
0860174	75*100	1261887	90*130	1697826	75*110
0919842	45*90	1261937	85*120	1697827	60*90
0933045	50*90	1261947	85*120	1697828	55*80
0938385	70*110	1261979	130*190	1697829	55*100
0938388	80*120	1270630	100*140	1697830	65*100
0938390	65*110	1289277	105*150	1697835	80*120
0939941	90*140	1289278	110*170	1697836	70*100
0940691	85*125	1289280	110*160	1697837	75*110
0941910	100*140	1336646	80*110	1697838	80*120
0942697	100*150	1336823	100*140	1697839	65*100
0942698	110*160	1347123	85*125	1709827	70*100
0964395	85*120	1373763	85*120	1709937	75*110
0964396	95*130	1373764	100*140	1709941	65*100
0966457	75*115	1373765	90*130	1709946	80*120
0967625	65*100	1373766	100*140	1709999	80*120
0967786	75*110	1373767	105*150	1764912	85*120
0967799	80*120	1373768	90*130	1764913	100*140
0995310	75*100	1438153	65*100	1764914	90*130
0995311	80*120	1475740	140*200	1764935	65*100
0995312	65*100	1540728	85*120	1764999	95*130
0995401	70*100	1540735	100*140	1799625	80*110
0996978	60*90	1540744	85*120	1799634	85*120
0997004	55*80	1540748	90*130	1799638	70*100
1052585	90*130	1540757	90*130	1799772	90*130
1052601	85*130	1540761	100*140	1850223	85*125
1057253	55*80	1540766	105*150	1855574	95*160
1057255	75*110	1540773	90*130	1884219	105*150
1057359	80*110	1560625	130*180	1913170	110*170
1057397	70*100	1560626	140*200	1915619	105*150
1057480	55*100	1560627	150*220	1915649	115*170
1148290	80*120	1560656	110*160	1934321	50*85
1163529	150*220	1589093	100*140	1934322	50*90
1163612	105*150	1624675	80*110	1934323	45*75
1163649	110*170	1624676	85*120	1934324	50*100
1184024	100*140	1624677	70*100	1934325	50*80
1184131	85*120	1645174	100*140	1948235	110*160
1184175	90*130	1654342	50*90	1948363	100*140
1186023	85*120	1659416	130*190	1948366	105*150
1195435	75*110	1659418	85*120	1948396	110*160
1195446	80*120	1659419	95*130	1989433	55*100
1195457	65*100	1659420	80*110	1990609	55*85
1211405	70*100	1680758	140*150	1991149	45*75
1247005	85*160	1680759	110*160	1997416	105*150
1247009	80*110	1680760	110*160	1997417	110*170

2003495	140*200	2344587	95*135	2590648	100*140
2003496	150*220	2344674	110*160	2590650	105*150
2003498	130*190	2366368	85*120	2590656	95*135
2003572	110*160	2366389	85*120	2590665	95*135
2003621	130*190	2426840	105*150	2590678	90*130
2003621	130*190	2470257	90*130	2590695	85*120
2042721	110*160	2478790	85*120	2590699	100*140
2043616	100*140	2478792	100*140	2590706	85*120
2043625	85*120	2478868	85*120	2590712	90*130
2043626	100*140	2478878	100*140	2590719	90*130
2043627	85*120	2478888	85*120	2590725	100*140
2043628	85*125	2478974	100*140	2590729	105*150
2043630	90*130	2478995	80*110	2590743	105*150
2043692	85*120	2478996	85*120	2590751	110*160
2063805	45*65	2478998	85*120	2590756	110*160
2089505	150*220	2479000	85*120	2590768	115*170
2095874	100*140	2479001	85*120	2590774	95*135
2095959	95*130	2481165	100*140	2590775	100*140
2095963	80*110	2481168	105*150	2590776	90*130
2119614	90*130	2502475	105*150	2590779	105*150
2144502	100*140	2502485	100*140	2605317	80*110
2159984	95*130	2502486	90*130	2605318	75*110
2159985	100*140	2502487	85*120	2667806	85*120
2159986	90*130	2519341	100*170	2667812	95*130
2159988	110*160	2519845	40*70	2667861	80*110
2159989	110*160	2521191	95*160	2667874	85*120
2159990	110*170	2526101	90*160	2667891	85*120
2159995	140*200	2560317	80*110	2667892	85*120
2159996	130*180	2560318	75*110	2668011	85*120
2168100	45*70	2560319	75*140	2668012	100*140
2171007	105*180	2567093	100*160	2668013	95*135
2199066	55*95	2580313	85*130	2668014	90*130
2254625	110*160	2590625	90*130	2668015	100*140
2254646	130*190	2590626	90*130	2668016	105*150
2304001	110*180	2590627	90*130	2668045	95*135
2316844	115*170	2590628	90*130	2668057	85*120
2316845	115*170	2590630	95*130	2714484	40*65
2330761	95*130	2590631	100*140	2742460	110*160
2330763	100*170	2590632	100*140	2742461	130*190
2332622	50*100	2590633	100*140	2742462	110*170
2344442	110*170	2590634	100*140	2742511	85*120
2344488	95*135	2590635	100*140	2742515	100*140
2344566	100*140	2590636	105*150	2742526	90*130
2344576	105*150	2590637	105*150	2742649	95*130

2773395	55*95	3446336	90*130	3944846	50*85
2774140	50*85	3494119	75*110	3944848	50*85
2774167	45*75	3494120	80*120	3944852	45*75
2774178	50*85	3494121	70*100	3949688	75*130
2788641	45*80	3494122	80*120	4195876	130*180
2790639	50*85	3500962	85*120	4308943	100*140
2812323	50*80	3500967	85*120	4308944	85*120
2897716	80*120	3500971	100*140	4308945	130*180
2897733	90*130	3500973	100*140	4308946	110*160
2897885	90*130	3629412	95*160	4308947	85*120
2959894	110*170	3747255	55*100	4308949	65*100
2959895	130*180	3764331	105*150	4308950	75*110
2976850	50*100	3764332	105*150	4308951	65*100
3087824	105*150	3764333	115*170	4308952	80*120
3087830	110*160	3764334	105*150	4308954	150*220
3087841	65*130	3764336	110*160	4308956	95*160
3198295	115*170	3808347	85*140	4308957	70*100
3206346	65*100	3852908	80*110	4308958	90*130
3249485	105*150	3852946	80*110	4308959	105*150
3319328	130*190	3904196	75*110	4308960	85*120
3338675	110*170	3937887	75*110	4308961	95*130
3338750	110*160	3937949	80*120
3350007	80*120

* All manufacturer's names, part numbers, and descriptions are used for reference purposes only. We do not imply that any part shown is the product of these manufacturers.

Shipping Information

We ship worldwide via DHL, FedEx, UPS, TNT, and EMS for small orders, and by sea freight for bulk orders. Standard delivery time is 5–7 working days for small orders and 15–30 days for sea freight.

All products are carefully packaged in neutral packaging with foam protection to prevent damage during transit. Custom packaging with your branding is available for OEM orders.

Payment Terms

We accept multiple payment methods for your convenience. For new customers, we typically require 100% advance payment for small orders. For established partnerships, we offer flexible terms including 30% deposit with balance before shipping.

Accepted Payment Methods

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Western Union
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PayPal

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950H Hydraulic Cylinder Seal Kit for Caterpillar, Cat, Lift Cylinder